Home / 23,248.38-32,082.78-12,638.02

Finding the Fourth Proportional to 23,248.38, 32,082.78 and 12,638.02

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Solution

The fourth proportional to 23,248.38, 32,082.78 and 12,638.02 is: 17,440.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,248.38 : 32,082.78 = 12,638.02 : x
  2. Step 2: Convert to fraction form
    23,248.38/32,082.78 = 12,638.02/x
  3. Step 3: Cross multiply
    23,248.38x = 32,082.78 × 12,638.02
  4. Step 4: Simplify right side
    23,248.38x = 405,462,735.09
  5. Step 5: Solve for x
    x = 405,462,735.09/23,248.38
  6. Step 6: Final answer
    x = 17,440.47

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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.