Home / 17,862.42-24,650.82-13,378.26

Finding the Fourth Proportional to 17,862.42, 24,650.82 and 13,378.26

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Solution

The fourth proportional to 17,862.42, 24,650.82 and 13,378.26 is: 18,462.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,862.42 : 24,650.82 = 13,378.26 : x
  2. Step 2: Convert to fraction form
    17,862.42/24,650.82 = 13,378.26/x
  3. Step 3: Cross multiply
    17,862.42x = 24,650.82 × 13,378.26
  4. Step 4: Simplify right side
    17,862.42x = 329,785,079.17
  5. Step 5: Solve for x
    x = 329,785,079.17/17,862.42
  6. Step 6: Final answer
    x = 18,462.51

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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.