Home / 52,432.65-72,358.48-28,560.87

Finding the Fourth Proportional to 52,432.65, 72,358.48 and 28,560.87

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Solution

The fourth proportional to 52,432.65, 72,358.48 and 28,560.87 is: 39,414.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,432.65 : 72,358.48 = 28,560.87 : x
  2. Step 2: Convert to fraction form
    52,432.65/72,358.48 = 28,560.87/x
  3. Step 3: Cross multiply
    52,432.65x = 72,358.48 × 28,560.87
  4. Step 4: Simplify right side
    52,432.65x = 2,066,620,750.63
  5. Step 5: Solve for x
    x = 2,066,620,750.63/52,432.65
  6. Step 6: Final answer
    x = 39,414.77

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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.