Home / 41,306.95-61,964.91-13,220.38

Finding the Fourth Proportional to 41,306.95, 61,964.91 and 13,220.38

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Solution

The fourth proportional to 41,306.95, 61,964.91 and 13,220.38 is: 19,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,306.95 : 61,964.91 = 13,220.38 : x
  2. Step 2: Convert to fraction form
    41,306.95/61,964.91 = 13,220.38/x
  3. Step 3: Cross multiply
    41,306.95x = 61,964.91 × 13,220.38
  4. Step 4: Simplify right side
    41,306.95x = 819,199,656.87
  5. Step 5: Solve for x
    x = 819,199,656.87/41,306.95
  6. Step 6: Final answer
    x = 19,832.01

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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.