Home / 38,839.70-53,580.45-22,913.54

Finding the Fourth Proportional to 38,839.70, 53,580.45 and 22,913.54

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Solution

The fourth proportional to 38,839.70, 53,580.45 and 22,913.54 is: 31,609.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,839.70 : 53,580.45 = 22,913.54 : x
  2. Step 2: Convert to fraction form
    38,839.70/53,580.45 = 22,913.54/x
  3. Step 3: Cross multiply
    38,839.70x = 53,580.45 × 22,913.54
  4. Step 4: Simplify right side
    38,839.70x = 1,227,717,784.29
  5. Step 5: Solve for x
    x = 1,227,717,784.29/38,839.70
  6. Step 6: Final answer
    x = 31,609.87

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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.