Home / 61,626.62-92,443.19-19,511.15

Finding the Fourth Proportional to 61,626.62, 92,443.19 and 19,511.15

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Solution

The fourth proportional to 61,626.62, 92,443.19 and 19,511.15 is: 29,267.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,626.62 : 92,443.19 = 19,511.15 : x
  2. Step 2: Convert to fraction form
    61,626.62/92,443.19 = 19,511.15/x
  3. Step 3: Cross multiply
    61,626.62x = 92,443.19 × 19,511.15
  4. Step 4: Simplify right side
    61,626.62x = 1,803,672,386.80
  5. Step 5: Solve for x
    x = 1,803,672,386.80/61,626.62
  6. Step 6: Final answer
    x = 29,267.75

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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.