Home / 15,285.60-22,876.56-9,133.92

Finding the Fourth Proportional to 15,285.60, 22,876.56 and 9,133.92

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Solution

The fourth proportional to 15,285.60, 22,876.56 and 9,133.92 is: 13,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,285.60 : 22,876.56 = 9,133.92 : x
  2. Step 2: Convert to fraction form
    15,285.60/22,876.56 = 9,133.92/x
  3. Step 3: Cross multiply
    15,285.60x = 22,876.56 × 9,133.92
  4. Step 4: Simplify right side
    15,285.60x = 208,952,668.92
  5. Step 5: Solve for x
    x = 208,952,668.92/15,285.60
  6. Step 6: Final answer
    x = 13,669.90

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1.5x scale

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.