Home / 16,479.08-22,730.90-10,814.20

Finding the Fourth Proportional to 16,479.08, 22,730.90 and 10,814.20

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Solution

The fourth proportional to 16,479.08, 22,730.90 and 10,814.20 is: 14,916.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,479.08 : 22,730.90 = 10,814.20 : x
  2. Step 2: Convert to fraction form
    16,479.08/22,730.90 = 10,814.20/x
  3. Step 3: Cross multiply
    16,479.08x = 22,730.90 × 10,814.20
  4. Step 4: Simplify right side
    16,479.08x = 245,816,498.78
  5. Step 5: Solve for x
    x = 245,816,498.78/16,479.08
  6. Step 6: Final answer
    x = 14,916.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.