Home / 47,675.12-65,764.31-29,738.97

Finding the Fourth Proportional to 47,675.12, 65,764.31 and 29,738.97

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Solution

The fourth proportional to 47,675.12, 65,764.31 and 29,738.97 is: 41,022.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,675.12 : 65,764.31 = 29,738.97 : x
  2. Step 2: Convert to fraction form
    47,675.12/65,764.31 = 29,738.97/x
  3. Step 3: Cross multiply
    47,675.12x = 65,764.31 × 29,738.97
  4. Step 4: Simplify right side
    47,675.12x = 1,955,762,693.47
  5. Step 5: Solve for x
    x = 1,955,762,693.47/47,675.12
  6. Step 6: Final answer
    x = 41,022.72

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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.