Home / 23,830.28-32,885.14-13,758.38

Finding the Fourth Proportional to 23,830.28, 32,885.14 and 13,758.38

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Solution

The fourth proportional to 23,830.28, 32,885.14 and 13,758.38 is: 18,986.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,830.28 : 32,885.14 = 13,758.38 : x
  2. Step 2: Convert to fraction form
    23,830.28/32,885.14 = 13,758.38/x
  3. Step 3: Cross multiply
    23,830.28x = 32,885.14 × 13,758.38
  4. Step 4: Simplify right side
    23,830.28x = 452,446,252.47
  5. Step 5: Solve for x
    x = 452,446,252.47/23,830.28
  6. Step 6: Final answer
    x = 18,986.19

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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.