Home / 47,566.90-71,344.68-12,509.29

Finding the Fourth Proportional to 47,566.90, 71,344.68 and 12,509.29

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Solution

The fourth proportional to 47,566.90, 71,344.68 and 12,509.29 is: 18,762.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,566.90 : 71,344.68 = 12,509.29 : x
  2. Step 2: Convert to fraction form
    47,566.90/71,344.68 = 12,509.29/x
  3. Step 3: Cross multiply
    47,566.90x = 71,344.68 × 12,509.29
  4. Step 4: Simplify right side
    47,566.90x = 892,471,292.08
  5. Step 5: Solve for x
    x = 892,471,292.08/47,566.90
  6. Step 6: Final answer
    x = 18,762.44

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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.