Home / 53,149.48-73,346.84-29,276.92

Finding the Fourth Proportional to 53,149.48, 73,346.84 and 29,276.92

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Solution

The fourth proportional to 53,149.48, 73,346.84 and 29,276.92 is: 40,402.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,149.48 : 73,346.84 = 29,276.92 : x
  2. Step 2: Convert to fraction form
    53,149.48/73,346.84 = 29,276.92/x
  3. Step 3: Cross multiply
    53,149.48x = 73,346.84 × 29,276.92
  4. Step 4: Simplify right side
    53,149.48x = 2,147,369,566.93
  5. Step 5: Solve for x
    x = 2,147,369,566.93/53,149.48
  6. Step 6: Final answer
    x = 40,402.46

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Double scale
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Similar ratio
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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.