Home / 52,211.60-72,055.52-29,550.56

Finding the Fourth Proportional to 52,211.60, 72,055.52 and 29,550.56

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Solution

The fourth proportional to 52,211.60, 72,055.52 and 29,550.56 is: 40,781.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,211.60 : 72,055.52 = 29,550.56 : x
  2. Step 2: Convert to fraction form
    52,211.60/72,055.52 = 29,550.56/x
  3. Step 3: Cross multiply
    52,211.60x = 72,055.52 × 29,550.56
  4. Step 4: Simplify right side
    52,211.60x = 2,129,280,967.09
  5. Step 5: Solve for x
    x = 2,129,280,967.09/52,211.60
  6. Step 6: Final answer
    x = 40,781.76

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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.