Home / 17,862.30-24,639.03-11,812.55

Finding the Fourth Proportional to 17,862.30, 24,639.03 and 11,812.55

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Solution

The fourth proportional to 17,862.30, 24,639.03 and 11,812.55 is: 16,294.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,862.30 : 24,639.03 = 11,812.55 : x
  2. Step 2: Convert to fraction form
    17,862.30/24,639.03 = 11,812.55/x
  3. Step 3: Cross multiply
    17,862.30x = 24,639.03 × 11,812.55
  4. Step 4: Simplify right side
    17,862.30x = 291,049,650.63
  5. Step 5: Solve for x
    x = 291,049,650.63/17,862.30
  6. Step 6: Final answer
    x = 16,294.07

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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.