Home / 47,445.71-71,166.13-14,166.05

Finding the Fourth Proportional to 47,445.71, 71,166.13 and 14,166.05

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Solution

The fourth proportional to 47,445.71, 71,166.13 and 14,166.05 is: 21,248.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,445.71 : 71,166.13 = 14,166.05 : x
  2. Step 2: Convert to fraction form
    47,445.71/71,166.13 = 14,166.05/x
  3. Step 3: Cross multiply
    47,445.71x = 71,166.13 × 14,166.05
  4. Step 4: Simplify right side
    47,445.71x = 1,008,142,564.64
  5. Step 5: Solve for x
    x = 1,008,142,564.64/47,445.71
  6. Step 6: Final answer
    x = 21,248.34

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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.