Home / 47,359.06-65,366.40-29,467.78

Finding the Fourth Proportional to 47,359.06, 65,366.40 and 29,467.78

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Solution

The fourth proportional to 47,359.06, 65,366.40 and 29,467.78 is: 40,672.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359.06 : 65,366.40 = 29,467.78 : x
  2. Step 2: Convert to fraction form
    47,359.06/65,366.40 = 29,467.78/x
  3. Step 3: Cross multiply
    47,359.06x = 65,366.40 × 29,467.78
  4. Step 4: Simplify right side
    47,359.06x = 1,926,202,694.59
  5. Step 5: Solve for x
    x = 1,926,202,694.59/47,359.06
  6. Step 6: Final answer
    x = 40,672.32

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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.