Home / 12,943.18-19,409.71-5,044.53

Finding the Fourth Proportional to 12,943.18, 19,409.71 and 5,044.53

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Solution

The fourth proportional to 12,943.18, 19,409.71 and 5,044.53 is: 7,564.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,943.18 : 19,409.71 = 5,044.53 : x
  2. Step 2: Convert to fraction form
    12,943.18/19,409.71 = 5,044.53/x
  3. Step 3: Cross multiply
    12,943.18x = 19,409.71 × 5,044.53
  4. Step 4: Simplify right side
    12,943.18x = 97,912,864.39
  5. Step 5: Solve for x
    x = 97,912,864.39/12,943.18
  6. Step 6: Final answer
    x = 7,564.82

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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.