Home / 43,134.17-64,696.98-13,551.22

Finding the Fourth Proportional to 43,134.17, 64,696.98 and 13,551.22

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Solution

The fourth proportional to 43,134.17, 64,696.98 and 13,551.22 is: 20,325.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,134.17 : 64,696.98 = 13,551.22 : x
  2. Step 2: Convert to fraction form
    43,134.17/64,696.98 = 13,551.22/x
  3. Step 3: Cross multiply
    43,134.17x = 64,696.98 × 13,551.22
  4. Step 4: Simplify right side
    43,134.17x = 876,722,685.83
  5. Step 5: Solve for x
    x = 876,722,685.83/43,134.17
  6. Step 6: Final answer
    x = 20,325.48

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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.