Home / 47,065.47-65,001.33-29,203.08

Finding the Fourth Proportional to 47,065.47, 65,001.33 and 29,203.08

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Solution

The fourth proportional to 47,065.47, 65,001.33 and 29,203.08 is: 40,331.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,065.47 : 65,001.33 = 29,203.08 : x
  2. Step 2: Convert to fraction form
    47,065.47/65,001.33 = 29,203.08/x
  3. Step 3: Cross multiply
    47,065.47x = 65,001.33 × 29,203.08
  4. Step 4: Simplify right side
    47,065.47x = 1,898,239,040.10
  5. Step 5: Solve for x
    x = 1,898,239,040.10/47,065.47
  6. Step 6: Final answer
    x = 40,331.88

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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.