Home / 47,653.30-71,456.86-14,367.16

Finding the Fourth Proportional to 47,653.30, 71,456.86 and 14,367.16

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Solution

The fourth proportional to 47,653.30, 71,456.86 and 14,367.16 is: 21,543.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,653.30 : 71,456.86 = 14,367.16 : x
  2. Step 2: Convert to fraction form
    47,653.30/71,456.86 = 14,367.16/x
  3. Step 3: Cross multiply
    47,653.30x = 71,456.86 × 14,367.16
  4. Step 4: Simplify right side
    47,653.30x = 1,026,632,140.72
  5. Step 5: Solve for x
    x = 1,026,632,140.72/47,653.30
  6. Step 6: Final answer
    x = 21,543.78

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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.