Home / 47,349.72-71,012.30-14,061.96

Finding the Fourth Proportional to 47,349.72, 71,012.30 and 14,061.96

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Solution

The fourth proportional to 47,349.72, 71,012.30 and 14,061.96 is: 21,089.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,349.72 : 71,012.30 = 14,061.96 : x
  2. Step 2: Convert to fraction form
    47,349.72/71,012.30 = 14,061.96/x
  3. Step 3: Cross multiply
    47,349.72x = 71,012.30 × 14,061.96
  4. Step 4: Simplify right side
    47,349.72x = 998,572,051.80
  5. Step 5: Solve for x
    x = 998,572,051.80/47,349.72
  6. Step 6: Final answer
    x = 21,089.29

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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.