Home / 38,812.38-53,561.43-22,461.18

Finding the Fourth Proportional to 38,812.38, 53,561.43 and 22,461.18

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Solution

The fourth proportional to 38,812.38, 53,561.43 and 22,461.18 is: 30,996.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,812.38 : 53,561.43 = 22,461.18 : x
  2. Step 2: Convert to fraction form
    38,812.38/53,561.43 = 22,461.18/x
  3. Step 3: Cross multiply
    38,812.38x = 53,561.43 × 22,461.18
  4. Step 4: Simplify right side
    38,812.38x = 1,203,052,920.29
  5. Step 5: Solve for x
    x = 1,203,052,920.29/38,812.38
  6. Step 6: Final answer
    x = 30,996.63

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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.