Home / 22,275.07-30,740.52-12,204.39

Finding the Fourth Proportional to 22,275.07, 30,740.52 and 12,204.39

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Solution

The fourth proportional to 22,275.07, 30,740.52 and 12,204.39 is: 16,842.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,275.07 : 30,740.52 = 12,204.39 : x
  2. Step 2: Convert to fraction form
    22,275.07/30,740.52 = 12,204.39/x
  3. Step 3: Cross multiply
    22,275.07x = 30,740.52 × 12,204.39
  4. Step 4: Simplify right side
    22,275.07x = 375,169,294.88
  5. Step 5: Solve for x
    x = 375,169,294.88/22,275.07
  6. Step 6: Final answer
    x = 16,842.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.