Home / 56,344.43-77,752.91-30,850.34

Finding the Fourth Proportional to 56,344.43, 77,752.91 and 30,850.34

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Solution

The fourth proportional to 56,344.43, 77,752.91 and 30,850.34 is: 42,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,344.43 : 77,752.91 = 30,850.34 : x
  2. Step 2: Convert to fraction form
    56,344.43/77,752.91 = 30,850.34/x
  3. Step 3: Cross multiply
    56,344.43x = 77,752.91 × 30,850.34
  4. Step 4: Simplify right side
    56,344.43x = 2,398,703,397.85
  5. Step 5: Solve for x
    x = 2,398,703,397.85/56,344.43
  6. Step 6: Final answer
    x = 42,572.15

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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.