Home / 22,182.75-33,257.72-13,415.72

Finding the Fourth Proportional to 22,182.75, 33,257.72 and 13,415.72

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Solution

The fourth proportional to 22,182.75, 33,257.72 and 13,415.72 is: 20,113.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.75 : 33,257.72 = 13,415.72 : x
  2. Step 2: Convert to fraction form
    22,182.75/33,257.72 = 13,415.72/x
  3. Step 3: Cross multiply
    22,182.75x = 33,257.72 × 13,415.72
  4. Step 4: Simplify right side
    22,182.75x = 446,176,126.61
  5. Step 5: Solve for x
    x = 446,176,126.61/22,182.75
  6. Step 6: Final answer
    x = 20,113.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.