Home / 42,375.80-58,489.94-26,450.66

Finding the Fourth Proportional to 42,375.80, 58,489.94 and 26,450.66

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Solution

The fourth proportional to 42,375.80, 58,489.94 and 26,450.66 is: 36,508.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,375.80 : 58,489.94 = 26,450.66 : x
  2. Step 2: Convert to fraction form
    42,375.80/58,489.94 = 26,450.66/x
  3. Step 3: Cross multiply
    42,375.80x = 58,489.94 × 26,450.66
  4. Step 4: Simplify right side
    42,375.80x = 1,547,097,290.04
  5. Step 5: Solve for x
    x = 1,547,097,290.04/42,375.80
  6. Step 6: Final answer
    x = 36,508.99

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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.