Home / 41,185.71-61,756.47-13,098.15

Finding the Fourth Proportional to 41,185.71, 61,756.47 and 13,098.15

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Solution

The fourth proportional to 41,185.71, 61,756.47 and 13,098.15 is: 19,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,185.71 : 61,756.47 = 13,098.15 : x
  2. Step 2: Convert to fraction form
    41,185.71/61,756.47 = 13,098.15/x
  3. Step 3: Cross multiply
    41,185.71x = 61,756.47 × 13,098.15
  4. Step 4: Simplify right side
    41,185.71x = 808,895,507.53
  5. Step 5: Solve for x
    x = 808,895,507.53/41,185.71
  6. Step 6: Final answer
    x = 19,640.20

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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.