Home / 29,931.88-41,305.80-16,319.92

Finding the Fourth Proportional to 29,931.88, 41,305.80 and 16,319.92

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Solution

The fourth proportional to 29,931.88, 41,305.80 and 16,319.92 is: 22,521.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,931.88 : 41,305.80 = 16,319.92 : x
  2. Step 2: Convert to fraction form
    29,931.88/41,305.80 = 16,319.92/x
  3. Step 3: Cross multiply
    29,931.88x = 41,305.80 × 16,319.92
  4. Step 4: Simplify right side
    29,931.88x = 674,107,351.54
  5. Step 5: Solve for x
    x = 674,107,351.54/29,931.88
  6. Step 6: Final answer
    x = 22,521.38

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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.