Home / 53,388.27-73,672.21-29,511.70

Finding the Fourth Proportional to 53,388.27, 73,672.21 and 29,511.70

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Solution

The fourth proportional to 53,388.27, 73,672.21 and 29,511.70 is: 40,724.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,388.27 : 73,672.21 = 29,511.70 : x
  2. Step 2: Convert to fraction form
    53,388.27/73,672.21 = 29,511.70/x
  3. Step 3: Cross multiply
    53,388.27x = 73,672.21 × 29,511.70
  4. Step 4: Simplify right side
    53,388.27x = 2,174,192,159.86
  5. Step 5: Solve for x
    x = 2,174,192,159.86/53,388.27
  6. Step 6: Final answer
    x = 40,724.15

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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.