Home / 40,663.20-56,110.68-22,755.72

Finding the Fourth Proportional to 40,663.20, 56,110.68 and 22,755.72

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Solution

The fourth proportional to 40,663.20, 56,110.68 and 22,755.72 is: 31,400.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,663.20 : 56,110.68 = 22,755.72 : x
  2. Step 2: Convert to fraction form
    40,663.20/56,110.68 = 22,755.72/x
  3. Step 3: Cross multiply
    40,663.20x = 56,110.68 × 22,755.72
  4. Step 4: Simplify right side
    40,663.20x = 1,276,838,923.09
  5. Step 5: Solve for x
    x = 1,276,838,923.09/40,663.20
  6. Step 6: Final answer
    x = 31,400.36

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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.