Home / 47,938.08-71,879.64-14,648.88

Finding the Fourth Proportional to 47,938.08, 71,879.64 and 14,648.88

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Solution

The fourth proportional to 47,938.08, 71,879.64 and 14,648.88 is: 21,964.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,938.08 : 71,879.64 = 14,648.88 : x
  2. Step 2: Convert to fraction form
    47,938.08/71,879.64 = 14,648.88/x
  3. Step 3: Cross multiply
    47,938.08x = 71,879.64 × 14,648.88
  4. Step 4: Simplify right side
    47,938.08x = 1,052,956,220.80
  5. Step 5: Solve for x
    x = 1,052,956,220.80/47,938.08
  6. Step 6: Final answer
    x = 21,964.92

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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.