Home / 17,724.66-24,461.75-13,240.62

Finding the Fourth Proportional to 17,724.66, 24,461.75 and 13,240.62

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Solution

The fourth proportional to 17,724.66, 24,461.75 and 13,240.62 is: 18,273.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,724.66 : 24,461.75 = 13,240.62 : x
  2. Step 2: Convert to fraction form
    17,724.66/24,461.75 = 13,240.62/x
  3. Step 3: Cross multiply
    17,724.66x = 24,461.75 × 13,240.62
  4. Step 4: Simplify right side
    17,724.66x = 323,888,769.39
  5. Step 5: Solve for x
    x = 323,888,769.39/17,724.66
  6. Step 6: Final answer
    x = 18,273.34

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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.