Home / 15,064.20-22,560.30-8,123.40

Finding the Fourth Proportional to 15,064.20, 22,560.30 and 8,123.40

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Solution

The fourth proportional to 15,064.20, 22,560.30 and 8,123.40 is: 12,165.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,064.20 : 22,560.30 = 8,123.40 : x
  2. Step 2: Convert to fraction form
    15,064.20/22,560.30 = 8,123.40/x
  3. Step 3: Cross multiply
    15,064.20x = 22,560.30 × 8,123.40
  4. Step 4: Simplify right side
    15,064.20x = 183,266,341.02
  5. Step 5: Solve for x
    x = 183,266,341.02/15,064.20
  6. Step 6: Final answer
    x = 12,165.69

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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.