Home / 15,043.23-22,564.98-5,680.80

Finding the Fourth Proportional to 15,043.23, 22,564.98 and 5,680.80

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Solution

The fourth proportional to 15,043.23, 22,564.98 and 5,680.80 is: 8,521.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,043.23 : 22,564.98 = 5,680.80 : x
  2. Step 2: Convert to fraction form
    15,043.23/22,564.98 = 5,680.80/x
  3. Step 3: Cross multiply
    15,043.23x = 22,564.98 × 5,680.80
  4. Step 4: Simplify right side
    15,043.23x = 128,187,138.38
  5. Step 5: Solve for x
    x = 128,187,138.38/15,043.23
  6. Step 6: Final answer
    x = 8,521.25

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Double scale
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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.