Home / 14,616.48-20,169.36-8,949.24

Finding the Fourth Proportional to 14,616.48, 20,169.36 and 8,949.24

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Solution

The fourth proportional to 14,616.48, 20,169.36 and 8,949.24 is: 12,349.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616.48 : 20,169.36 = 8,949.24 : x
  2. Step 2: Convert to fraction form
    14,616.48/20,169.36 = 8,949.24/x
  3. Step 3: Cross multiply
    14,616.48x = 20,169.36 × 8,949.24
  4. Step 4: Simplify right side
    14,616.48x = 180,500,443.29
  5. Step 5: Solve for x
    x = 180,500,443.29/14,616.48
  6. Step 6: Final answer
    x = 12,349.10

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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.