Home / 14,969.38-22,457.88-4,439.78

Finding the Fourth Proportional to 14,969.38, 22,457.88 and 4,439.78

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Solution

The fourth proportional to 14,969.38, 22,457.88 and 4,439.78 is: 6,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,969.38 : 22,457.88 = 4,439.78 : x
  2. Step 2: Convert to fraction form
    14,969.38/22,457.88 = 4,439.78/x
  3. Step 3: Cross multiply
    14,969.38x = 22,457.88 × 4,439.78
  4. Step 4: Simplify right side
    14,969.38x = 99,708,046.47
  5. Step 5: Solve for x
    x = 99,708,046.47/14,969.38
  6. Step 6: Final answer
    x = 6,660.80

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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.