Home / 16,479.90-24,717.32-5,386.65

Finding the Fourth Proportional to 16,479.90, 24,717.32 and 5,386.65

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Solution

The fourth proportional to 16,479.90, 24,717.32 and 5,386.65 is: 8,079.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,479.90 : 24,717.32 = 5,386.65 : x
  2. Step 2: Convert to fraction form
    16,479.90/24,717.32 = 5,386.65/x
  3. Step 3: Cross multiply
    16,479.90x = 24,717.32 × 5,386.65
  4. Step 4: Simplify right side
    16,479.90x = 133,143,452.35
  5. Step 5: Solve for x
    x = 133,143,452.35/16,479.90
  6. Step 6: Final answer
    x = 8,079.14

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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.