Home / 41,386.78-62,031.52-19,153.18

Finding the Fourth Proportional to 41,386.78, 62,031.52 and 19,153.18

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Solution

The fourth proportional to 41,386.78, 62,031.52 and 19,153.18 is: 28,707.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,386.78 : 62,031.52 = 19,153.18 : x
  2. Step 2: Convert to fraction form
    41,386.78/62,031.52 = 19,153.18/x
  3. Step 3: Cross multiply
    41,386.78x = 62,031.52 × 19,153.18
  4. Step 4: Simplify right side
    41,386.78x = 1,188,100,868.23
  5. Step 5: Solve for x
    x = 1,188,100,868.23/41,386.78
  6. Step 6: Final answer
    x = 28,707.26

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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.