Home / 47,772.36-71,575.25-29,012.76

Finding the Fourth Proportional to 47,772.36, 71,575.25 and 29,012.76

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Solution

The fourth proportional to 47,772.36, 71,575.25 and 29,012.76 is: 43,468.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,772.36 : 71,575.25 = 29,012.76 : x
  2. Step 2: Convert to fraction form
    47,772.36/71,575.25 = 29,012.76/x
  3. Step 3: Cross multiply
    47,772.36x = 71,575.25 × 29,012.76
  4. Step 4: Simplify right side
    47,772.36x = 2,076,595,405.13
  5. Step 5: Solve for x
    x = 2,076,595,405.13/47,772.36
  6. Step 6: Final answer
    x = 43,468.55

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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.