Home / 40,285.14-60,406.96-18,079.48

Finding the Fourth Proportional to 40,285.14, 60,406.96 and 18,079.48

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Solution

The fourth proportional to 40,285.14, 60,406.96 and 18,079.48 is: 27,109.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,285.14 : 60,406.96 = 18,079.48 : x
  2. Step 2: Convert to fraction form
    40,285.14/60,406.96 = 18,079.48/x
  3. Step 3: Cross multiply
    40,285.14x = 60,406.96 × 18,079.48
  4. Step 4: Simplify right side
    40,285.14x = 1,092,126,425.18
  5. Step 5: Solve for x
    x = 1,092,126,425.18/40,285.14
  6. Step 6: Final answer
    x = 27,109.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.