Home / 26,238.65-39,350.79-15,700.38

Finding the Fourth Proportional to 26,238.65, 39,350.79 and 15,700.38

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Solution

The fourth proportional to 26,238.65, 39,350.79 and 15,700.38 is: 23,546.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,238.65 : 39,350.79 = 15,700.38 : x
  2. Step 2: Convert to fraction form
    26,238.65/39,350.79 = 15,700.38/x
  3. Step 3: Cross multiply
    26,238.65x = 39,350.79 × 15,700.38
  4. Step 4: Simplify right side
    26,238.65x = 617,822,356.30
  5. Step 5: Solve for x
    x = 617,822,356.30/26,238.65
  6. Step 6: Final answer
    x = 23,546.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.