Home / 26,610.84-36,722.95-15,281.08

Finding the Fourth Proportional to 26,610.84, 36,722.95 and 15,281.08

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Solution

The fourth proportional to 26,610.84, 36,722.95 and 15,281.08 is: 21,087.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,610.84 : 36,722.95 = 15,281.08 : x
  2. Step 2: Convert to fraction form
    26,610.84/36,722.95 = 15,281.08/x
  3. Step 3: Cross multiply
    26,610.84x = 36,722.95 × 15,281.08
  4. Step 4: Simplify right side
    26,610.84x = 561,166,206.78
  5. Step 5: Solve for x
    x = 561,166,206.78/26,610.84
  6. Step 6: Final answer
    x = 21,087.88

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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.