Home / 47,468.28-71,200.38-11,929.52

Finding the Fourth Proportional to 47,468.28, 71,200.38 and 11,929.52

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Solution

The fourth proportional to 47,468.28, 71,200.38 and 11,929.52 is: 17,893.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,468.28 : 71,200.38 = 11,929.52 : x
  2. Step 2: Convert to fraction form
    47,468.28/71,200.38 = 11,929.52/x
  3. Step 3: Cross multiply
    47,468.28x = 71,200.38 × 11,929.52
  4. Step 4: Simplify right side
    47,468.28x = 849,386,357.22
  5. Step 5: Solve for x
    x = 849,386,357.22/47,468.28
  6. Step 6: Final answer
    x = 17,893.77

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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.