Home / 23,767.28-32,789.24-13,690.34

Finding the Fourth Proportional to 23,767.28, 32,789.24 and 13,690.34

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Solution

The fourth proportional to 23,767.28, 32,789.24 and 13,690.34 is: 18,887.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,767.28 : 32,789.24 = 13,690.34 : x
  2. Step 2: Convert to fraction form
    23,767.28/32,789.24 = 13,690.34/x
  3. Step 3: Cross multiply
    23,767.28x = 32,789.24 × 13,690.34
  4. Step 4: Simplify right side
    23,767.28x = 448,895,960.14
  5. Step 5: Solve for x
    x = 448,895,960.14/23,767.28
  6. Step 6: Final answer
    x = 18,887.14

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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.