Home / 12,504.24-18,767.52-9,209.16

Finding the Fourth Proportional to 12,504.24, 18,767.52 and 9,209.16

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Solution

The fourth proportional to 12,504.24, 18,767.52 and 9,209.16 is: 13,821.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504.24 : 18,767.52 = 9,209.16 : x
  2. Step 2: Convert to fraction form
    12,504.24/18,767.52 = 9,209.16/x
  3. Step 3: Cross multiply
    12,504.24x = 18,767.52 × 9,209.16
  4. Step 4: Simplify right side
    12,504.24x = 172,833,094.48
  5. Step 5: Solve for x
    x = 172,833,094.48/12,504.24
  6. Step 6: Final answer
    x = 13,821.96

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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.