Home / 52,221.79-72,048.90-29,558.53

Finding the Fourth Proportional to 52,221.79, 72,048.90 and 29,558.53

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Solution

The fourth proportional to 52,221.79, 72,048.90 and 29,558.53 is: 40,781.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,221.79 : 72,048.90 = 29,558.53 : x
  2. Step 2: Convert to fraction form
    52,221.79/72,048.90 = 29,558.53/x
  3. Step 3: Cross multiply
    52,221.79x = 72,048.90 × 29,558.53
  4. Step 4: Simplify right side
    52,221.79x = 2,129,659,572.12
  5. Step 5: Solve for x
    x = 2,129,659,572.12/52,221.79
  6. Step 6: Final answer
    x = 40,781.05

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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.