Home / 38,839.20-53,579.76-22,913.04

Finding the Fourth Proportional to 38,839.20, 53,579.76 and 22,913.04

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Solution

The fourth proportional to 38,839.20, 53,579.76 and 22,913.04 is: 31,609.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,839.20 : 53,579.76 = 22,913.04 : x
  2. Step 2: Convert to fraction form
    38,839.20/53,579.76 = 22,913.04/x
  3. Step 3: Cross multiply
    38,839.20x = 53,579.76 × 22,913.04
  4. Step 4: Simplify right side
    38,839.20x = 1,227,675,184.07
  5. Step 5: Solve for x
    x = 1,227,675,184.07/38,839.20
  6. Step 6: Final answer
    x = 31,609.18

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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.