Home / 47,564.08-71,340.45-12,506.47

Finding the Fourth Proportional to 47,564.08, 71,340.45 and 12,506.47

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Solution

The fourth proportional to 47,564.08, 71,340.45 and 12,506.47 is: 18,758.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,564.08 : 71,340.45 = 12,506.47 : x
  2. Step 2: Convert to fraction form
    47,564.08/71,340.45 = 12,506.47/x
  3. Step 3: Cross multiply
    47,564.08x = 71,340.45 × 12,506.47
  4. Step 4: Simplify right side
    47,564.08x = 892,216,972.46
  5. Step 5: Solve for x
    x = 892,216,972.46/47,564.08
  6. Step 6: Final answer
    x = 18,758.21

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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.