Home / 47,669.18-71,487.36-18,095.47

Finding the Fourth Proportional to 47,669.18, 71,487.36 and 18,095.47

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Solution

The fourth proportional to 47,669.18, 71,487.36 and 18,095.47 is: 27,136.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,669.18 : 71,487.36 = 18,095.47 : x
  2. Step 2: Convert to fraction form
    47,669.18/71,487.36 = 18,095.47/x
  3. Step 3: Cross multiply
    47,669.18x = 71,487.36 × 18,095.47
  4. Step 4: Simplify right side
    47,669.18x = 1,293,597,423.50
  5. Step 5: Solve for x
    x = 1,293,597,423.50/47,669.18
  6. Step 6: Final answer
    x = 27,136.98

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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.