Home / 26,141.84-36,076.61-15,384.77

Finding the Fourth Proportional to 26,141.84, 36,076.61 and 15,384.77

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Solution

The fourth proportional to 26,141.84, 36,076.61 and 15,384.77 is: 21,231.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,141.84 : 36,076.61 = 15,384.77 : x
  2. Step 2: Convert to fraction form
    26,141.84/36,076.61 = 15,384.77/x
  3. Step 3: Cross multiply
    26,141.84x = 36,076.61 × 15,384.77
  4. Step 4: Simplify right side
    26,141.84x = 555,030,205.31
  5. Step 5: Solve for x
    x = 555,030,205.31/26,141.84
  6. Step 6: Final answer
    x = 21,231.49

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Half scale
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Double scale
Find fourth proportional to 26,142.84, 36,077.99 and 15,385.77
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.