Home / 16,480.65-24,718.44-5,387.40

Finding the Fourth Proportional to 16,480.65, 24,718.44 and 5,387.40

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Solution

The fourth proportional to 16,480.65, 24,718.44 and 5,387.40 is: 8,080.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.65 : 24,718.44 = 5,387.40 : x
  2. Step 2: Convert to fraction form
    16,480.65/24,718.44 = 5,387.40/x
  3. Step 3: Cross multiply
    16,480.65x = 24,718.44 × 5,387.40
  4. Step 4: Simplify right side
    16,480.65x = 133,168,123.66
  5. Step 5: Solve for x
    x = 133,168,123.66/16,480.65
  6. Step 6: Final answer
    x = 8,080.27

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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.