Home / 52,331.90-72,219.92-29,980.22

Finding the Fourth Proportional to 52,331.90, 72,219.92 and 29,980.22

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Solution

The fourth proportional to 52,331.90, 72,219.92 and 29,980.22 is: 41,373.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,331.90 : 72,219.92 = 29,980.22 : x
  2. Step 2: Convert to fraction form
    52,331.90/72,219.92 = 29,980.22/x
  3. Step 3: Cross multiply
    52,331.90x = 72,219.92 × 29,980.22
  4. Step 4: Simplify right side
    52,331.90x = 2,165,169,089.98
  5. Step 5: Solve for x
    x = 2,165,169,089.98/52,331.90
  6. Step 6: Final answer
    x = 41,373.79

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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.