Home / 15,044.80-22,567.20-9,212.80

Finding the Fourth Proportional to 15,044.80, 22,567.20 and 9,212.80

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Solution

The fourth proportional to 15,044.80, 22,567.20 and 9,212.80 is: 13,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,044.80 : 22,567.20 = 9,212.80 : x
  2. Step 2: Convert to fraction form
    15,044.80/22,567.20 = 9,212.80/x
  3. Step 3: Cross multiply
    15,044.80x = 22,567.20 × 9,212.80
  4. Step 4: Simplify right side
    15,044.80x = 207,907,100.16
  5. Step 5: Solve for x
    x = 207,907,100.16/15,044.80
  6. Step 6: Final answer
    x = 13,819.20

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1.5x scale

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.