Home / 23,910.24-32,995.68-13,299.78

Finding the Fourth Proportional to 23,910.24, 32,995.68 and 13,299.78

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Solution

The fourth proportional to 23,910.24, 32,995.68 and 13,299.78 is: 18,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,910.24 : 32,995.68 = 13,299.78 : x
  2. Step 2: Convert to fraction form
    23,910.24/32,995.68 = 13,299.78/x
  3. Step 3: Cross multiply
    23,910.24x = 32,995.68 × 13,299.78
  4. Step 4: Simplify right side
    23,910.24x = 438,835,284.95
  5. Step 5: Solve for x
    x = 438,835,284.95/23,910.24
  6. Step 6: Final answer
    x = 18,353.45

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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.