Home / 56,250.70-77,627.09-30,758.66

Finding the Fourth Proportional to 56,250.70, 77,627.09 and 30,758.66

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Solution

The fourth proportional to 56,250.70, 77,627.09 and 30,758.66 is: 42,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,250.70 : 77,627.09 = 30,758.66 : x
  2. Step 2: Convert to fraction form
    56,250.70/77,627.09 = 30,758.66/x
  3. Step 3: Cross multiply
    56,250.70x = 77,627.09 × 30,758.66
  4. Step 4: Simplify right side
    56,250.70x = 2,387,704,726.17
  5. Step 5: Solve for x
    x = 2,387,704,726.17/56,250.70
  6. Step 6: Final answer
    x = 42,447.56

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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.