Home / 23,932.32-33,018.84-13,319.88

Finding the Fourth Proportional to 23,932.32, 33,018.84 and 13,319.88

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Solution

The fourth proportional to 23,932.32, 33,018.84 and 13,319.88 is: 18,377.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,932.32 : 33,018.84 = 13,319.88 : x
  2. Step 2: Convert to fraction form
    23,932.32/33,018.84 = 13,319.88/x
  3. Step 3: Cross multiply
    23,932.32x = 33,018.84 × 13,319.88
  4. Step 4: Simplify right side
    23,932.32x = 439,806,986.54
  5. Step 5: Solve for x
    x = 439,806,986.54/23,932.32
  6. Step 6: Final answer
    x = 18,377.11

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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.