Home / 26,800.89-36,988.56-15,471.15

Finding the Fourth Proportional to 26,800.89, 36,988.56 and 15,471.15

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Solution

The fourth proportional to 26,800.89, 36,988.56 and 15,471.15 is: 21,352.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,800.89 : 36,988.56 = 15,471.15 : x
  2. Step 2: Convert to fraction form
    26,800.89/36,988.56 = 15,471.15/x
  3. Step 3: Cross multiply
    26,800.89x = 36,988.56 × 15,471.15
  4. Step 4: Simplify right side
    26,800.89x = 572,255,560.04
  5. Step 5: Solve for x
    x = 572,255,560.04/26,800.89
  6. Step 6: Final answer
    x = 21,352.11

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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.