Home / 53,211.48-73,432.32-29,339.04

Finding the Fourth Proportional to 53,211.48, 73,432.32 and 29,339.04

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Solution

The fourth proportional to 53,211.48, 73,432.32 and 29,339.04 is: 40,488.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,211.48 : 73,432.32 = 29,339.04 : x
  2. Step 2: Convert to fraction form
    53,211.48/73,432.32 = 29,339.04/x
  3. Step 3: Cross multiply
    53,211.48x = 73,432.32 × 29,339.04
  4. Step 4: Simplify right side
    53,211.48x = 2,154,433,773.77
  5. Step 5: Solve for x
    x = 2,154,433,773.77/53,211.48
  6. Step 6: Final answer
    x = 40,488.14

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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.