Home / 52,053.72-71,834.70-28,180.90

Finding the Fourth Proportional to 52,053.72, 71,834.70 and 28,180.90

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Solution

The fourth proportional to 52,053.72, 71,834.70 and 28,180.90 is: 38,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,053.72 : 71,834.70 = 28,180.90 : x
  2. Step 2: Convert to fraction form
    52,053.72/71,834.70 = 28,180.90/x
  3. Step 3: Cross multiply
    52,053.72x = 71,834.70 × 28,180.90
  4. Step 4: Simplify right side
    52,053.72x = 2,024,366,497.23
  5. Step 5: Solve for x
    x = 2,024,366,497.23/52,053.72
  6. Step 6: Final answer
    x = 38,889.95

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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.