Home / 23,651.30-32,638.16-13,040.74

Finding the Fourth Proportional to 23,651.30, 32,638.16 and 13,040.74

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Solution

The fourth proportional to 23,651.30, 32,638.16 and 13,040.74 is: 17,995.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,651.30 : 32,638.16 = 13,040.74 : x
  2. Step 2: Convert to fraction form
    23,651.30/32,638.16 = 13,040.74/x
  3. Step 3: Cross multiply
    23,651.30x = 32,638.16 × 13,040.74
  4. Step 4: Simplify right side
    23,651.30x = 425,625,758.64
  5. Step 5: Solve for x
    x = 425,625,758.64/23,651.30
  6. Step 6: Final answer
    x = 17,995.87

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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.