Home / 13,463.43-20,238.88-13,397.82

Finding the Fourth Proportional to 13,463.43, 20,238.88 and 13,397.82

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Solution

The fourth proportional to 13,463.43, 20,238.88 and 13,397.82 is: 20,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.43 : 20,238.88 = 13,397.82 : x
  2. Step 2: Convert to fraction form
    13,463.43/20,238.88 = 13,397.82/x
  3. Step 3: Cross multiply
    13,463.43x = 20,238.88 × 13,397.82
  4. Step 4: Simplify right side
    13,463.43x = 271,156,871.24
  5. Step 5: Solve for x
    x = 271,156,871.24/13,463.43
  6. Step 6: Final answer
    x = 20,140.25

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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.