Home / 26,839.38-37,039.41-15,508.50

Finding the Fourth Proportional to 26,839.38, 37,039.41 and 15,508.50

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Solution

The fourth proportional to 26,839.38, 37,039.41 and 15,508.50 is: 21,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,839.38 : 37,039.41 = 15,508.50 : x
  2. Step 2: Convert to fraction form
    26,839.38/37,039.41 = 15,508.50/x
  3. Step 3: Cross multiply
    26,839.38x = 37,039.41 × 15,508.50
  4. Step 4: Simplify right side
    26,839.38x = 574,425,689.99
  5. Step 5: Solve for x
    x = 574,425,689.99/26,839.38
  6. Step 6: Final answer
    x = 21,402.35

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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.