Home / 52,930.02-73,043.50-28,730.97

Finding the Fourth Proportional to 52,930.02, 73,043.50 and 28,730.97

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Solution

The fourth proportional to 52,930.02, 73,043.50 and 28,730.97 is: 39,648.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,930.02 : 73,043.50 = 28,730.97 : x
  2. Step 2: Convert to fraction form
    52,930.02/73,043.50 = 28,730.97/x
  3. Step 3: Cross multiply
    52,930.02x = 73,043.50 × 28,730.97
  4. Step 4: Simplify right side
    52,930.02x = 2,098,610,643.11
  5. Step 5: Solve for x
    x = 2,098,610,643.11/52,930.02
  6. Step 6: Final answer
    x = 39,648.78

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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.