Home / 14,999.20-22,505.28-8,065.60

Finding the Fourth Proportional to 14,999.20, 22,505.28 and 8,065.60

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Solution

The fourth proportional to 14,999.20, 22,505.28 and 8,065.60 is: 12,101.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999.20 : 22,505.28 = 8,065.60 : x
  2. Step 2: Convert to fraction form
    14,999.20/22,505.28 = 8,065.60/x
  3. Step 3: Cross multiply
    14,999.20x = 22,505.28 × 8,065.60
  4. Step 4: Simplify right side
    14,999.20x = 181,518,586.37
  5. Step 5: Solve for x
    x = 181,518,586.37/14,999.20
  6. Step 6: Final answer
    x = 12,101.88

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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.