Home / 45,302.28-67,926.59-13,702.77

Finding the Fourth Proportional to 45,302.28, 67,926.59 and 13,702.77

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Solution

The fourth proportional to 45,302.28, 67,926.59 and 13,702.77 is: 20,546.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,302.28 : 67,926.59 = 13,702.77 : x
  2. Step 2: Convert to fraction form
    45,302.28/67,926.59 = 13,702.77/x
  3. Step 3: Cross multiply
    45,302.28x = 67,926.59 × 13,702.77
  4. Step 4: Simplify right side
    45,302.28x = 930,782,439.65
  5. Step 5: Solve for x
    x = 930,782,439.65/45,302.28
  6. Step 6: Final answer
    x = 20,546.04

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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.