Home / 22,397.54-30,908.60-12,326.66

Finding the Fourth Proportional to 22,397.54, 30,908.60 and 12,326.66

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Solution

The fourth proportional to 22,397.54, 30,908.60 and 12,326.66 is: 17,010.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,397.54 : 30,908.60 = 12,326.66 : x
  2. Step 2: Convert to fraction form
    22,397.54/30,908.60 = 12,326.66/x
  3. Step 3: Cross multiply
    22,397.54x = 30,908.60 × 12,326.66
  4. Step 4: Simplify right side
    22,397.54x = 380,999,803.28
  5. Step 5: Solve for x
    x = 380,999,803.28/22,397.54
  6. Step 6: Final answer
    x = 17,010.79

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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.