Home / 41,306.76-61,929.63-13,210.56

Finding the Fourth Proportional to 41,306.76, 61,929.63 and 13,210.56

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Solution

The fourth proportional to 41,306.76, 61,929.63 and 13,210.56 is: 19,806.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,306.76 : 61,929.63 = 13,210.56 : x
  2. Step 2: Convert to fraction form
    41,306.76/61,929.63 = 13,210.56/x
  3. Step 3: Cross multiply
    41,306.76x = 61,929.63 × 13,210.56
  4. Step 4: Simplify right side
    41,306.76x = 818,125,092.89
  5. Step 5: Solve for x
    x = 818,125,092.89/41,306.76
  6. Step 6: Final answer
    x = 19,806.08

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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.