Home / 15,148.80-22,723.20-4,204.80

Finding the Fourth Proportional to 15,148.80, 22,723.20 and 4,204.80

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Solution

The fourth proportional to 15,148.80, 22,723.20 and 4,204.80 is: 6,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.80 : 22,723.20 = 4,204.80 : x
  2. Step 2: Convert to fraction form
    15,148.80/22,723.20 = 4,204.80/x
  3. Step 3: Cross multiply
    15,148.80x = 22,723.20 × 4,204.80
  4. Step 4: Simplify right side
    15,148.80x = 95,546,511.36
  5. Step 5: Solve for x
    x = 95,546,511.36/15,148.80
  6. Step 6: Final answer
    x = 6,307.20

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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.