Home / 45,001.85-62,120.25-29,685.96

Finding the Fourth Proportional to 45,001.85, 62,120.25 and 29,685.96

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Solution

The fourth proportional to 45,001.85, 62,120.25 and 29,685.96 is: 40,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,001.85 : 62,120.25 = 29,685.96 : x
  2. Step 2: Convert to fraction form
    45,001.85/62,120.25 = 29,685.96/x
  3. Step 3: Cross multiply
    45,001.85x = 62,120.25 × 29,685.96
  4. Step 4: Simplify right side
    45,001.85x = 1,844,099,256.69
  5. Step 5: Solve for x
    x = 1,844,099,256.69/45,001.85
  6. Step 6: Final answer
    x = 40,978.30

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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.