Home / 15,209.48-22,815.36-4,116.56

Finding the Fourth Proportional to 15,209.48, 22,815.36 and 4,116.56

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Solution

The fourth proportional to 15,209.48, 22,815.36 and 4,116.56 is: 6,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,209.48 : 22,815.36 = 4,116.56 : x
  2. Step 2: Convert to fraction form
    15,209.48/22,815.36 = 4,116.56/x
  3. Step 3: Cross multiply
    15,209.48x = 22,815.36 × 4,116.56
  4. Step 4: Simplify right side
    15,209.48x = 93,920,798.36
  5. Step 5: Solve for x
    x = 93,920,798.36/15,209.48
  6. Step 6: Final answer
    x = 6,175.15

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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.