Home / 12,487.24-17,233.38-6,899.08

Finding the Fourth Proportional to 12,487.24, 17,233.38 and 6,899.08

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Solution

The fourth proportional to 12,487.24, 17,233.38 and 6,899.08 is: 9,521.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,487.24 : 17,233.38 = 6,899.08 : x
  2. Step 2: Convert to fraction form
    12,487.24/17,233.38 = 6,899.08/x
  3. Step 3: Cross multiply
    12,487.24x = 17,233.38 × 6,899.08
  4. Step 4: Simplify right side
    12,487.24x = 118,894,467.29
  5. Step 5: Solve for x
    x = 118,894,467.29/12,487.24
  6. Step 6: Final answer
    x = 9,521.28

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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.