Home / 52,267.93-72,128.17-28,394.55

Finding the Fourth Proportional to 52,267.93, 72,128.17 and 28,394.55

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Solution

The fourth proportional to 52,267.93, 72,128.17 and 28,394.55 is: 39,183.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,267.93 : 72,128.17 = 28,394.55 : x
  2. Step 2: Convert to fraction form
    52,267.93/72,128.17 = 28,394.55/x
  3. Step 3: Cross multiply
    52,267.93x = 72,128.17 × 28,394.55
  4. Step 4: Simplify right side
    52,267.93x = 2,048,046,964.97
  5. Step 5: Solve for x
    x = 2,048,046,964.97/52,267.93
  6. Step 6: Final answer
    x = 39,183.62

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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.