Home / 26,712.29-36,865.79-15,384.77

Finding the Fourth Proportional to 26,712.29, 36,865.79 and 15,384.77

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Solution

The fourth proportional to 26,712.29, 36,865.79 and 15,384.77 is: 21,232.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,712.29 : 36,865.79 = 15,384.77 : x
  2. Step 2: Convert to fraction form
    26,712.29/36,865.79 = 15,384.77/x
  3. Step 3: Cross multiply
    26,712.29x = 36,865.79 × 15,384.77
  4. Step 4: Simplify right side
    26,712.29x = 567,171,438.77
  5. Step 5: Solve for x
    x = 567,171,438.77/26,712.29
  6. Step 6: Final answer
    x = 21,232.61

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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.