Home / 38,001.71-57,002.60-9,921.69

Finding the Fourth Proportional to 38,001.71, 57,002.60 and 9,921.69

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Solution

The fourth proportional to 38,001.71, 57,002.60 and 9,921.69 is: 14,882.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,001.71 : 57,002.60 = 9,921.69 : x
  2. Step 2: Convert to fraction form
    38,001.71/57,002.60 = 9,921.69/x
  3. Step 3: Cross multiply
    38,001.71x = 57,002.60 × 9,921.69
  4. Step 4: Simplify right side
    38,001.71x = 565,562,076.79
  5. Step 5: Solve for x
    x = 565,562,076.79/38,001.71
  6. Step 6: Final answer
    x = 14,882.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.