Home / 47,657.10-71,486.16-14,377.45

Finding the Fourth Proportional to 47,657.10, 71,486.16 and 14,377.45

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Solution

The fourth proportional to 47,657.10, 71,486.16 and 14,377.45 is: 21,566.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,657.10 : 71,486.16 = 14,377.45 : x
  2. Step 2: Convert to fraction form
    47,657.10/71,486.16 = 14,377.45/x
  3. Step 3: Cross multiply
    47,657.10x = 71,486.16 × 14,377.45
  4. Step 4: Simplify right side
    47,657.10x = 1,027,788,780.45
  5. Step 5: Solve for x
    x = 1,027,788,780.45/47,657.10
  6. Step 6: Final answer
    x = 21,566.33

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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.