Home / 15,094.20-22,641.30-8,857.20

Finding the Fourth Proportional to 15,094.20, 22,641.30 and 8,857.20

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Solution

The fourth proportional to 15,094.20, 22,641.30 and 8,857.20 is: 13,285.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,094.20 : 22,641.30 = 8,857.20 : x
  2. Step 2: Convert to fraction form
    15,094.20/22,641.30 = 8,857.20/x
  3. Step 3: Cross multiply
    15,094.20x = 22,641.30 × 8,857.20
  4. Step 4: Simplify right side
    15,094.20x = 200,538,522.36
  5. Step 5: Solve for x
    x = 200,538,522.36/15,094.20
  6. Step 6: Final answer
    x = 13,285.80

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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.