Home / 47,858.55-71,798.19-14,577.72

Finding the Fourth Proportional to 47,858.55, 71,798.19 and 14,577.72

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Solution

The fourth proportional to 47,858.55, 71,798.19 and 14,577.72 is: 21,869.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,858.55 : 71,798.19 = 14,577.72 : x
  2. Step 2: Convert to fraction form
    47,858.55/71,798.19 = 14,577.72/x
  3. Step 3: Cross multiply
    47,858.55x = 71,798.19 × 14,577.72
  4. Step 4: Simplify right side
    47,858.55x = 1,046,653,910.33
  5. Step 5: Solve for x
    x = 1,046,653,910.33/47,858.55
  6. Step 6: Final answer
    x = 21,869.74

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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.