Home / 52,346.12-72,235.58-28,472.76

Finding the Fourth Proportional to 52,346.12, 72,235.58 and 28,472.76

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Solution

The fourth proportional to 52,346.12, 72,235.58 and 28,472.76 is: 39,291.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,346.12 : 72,235.58 = 28,472.76 : x
  2. Step 2: Convert to fraction form
    52,346.12/72,235.58 = 28,472.76/x
  3. Step 3: Cross multiply
    52,346.12x = 72,235.58 × 28,472.76
  4. Step 4: Simplify right side
    52,346.12x = 2,056,746,332.80
  5. Step 5: Solve for x
    x = 2,056,746,332.80/52,346.12
  6. Step 6: Final answer
    x = 39,291.29

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Half scale
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Double scale
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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.