Home / 38,864.61-53,630.91-22,943.25

Finding the Fourth Proportional to 38,864.61, 53,630.91 and 22,943.25

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Solution

The fourth proportional to 38,864.61, 53,630.91 and 22,943.25 is: 31,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,864.61 : 53,630.91 = 22,943.25 : x
  2. Step 2: Convert to fraction form
    38,864.61/53,630.91 = 22,943.25/x
  3. Step 3: Cross multiply
    38,864.61x = 53,630.91 × 22,943.25
  4. Step 4: Simplify right side
    38,864.61x = 1,230,467,375.86
  5. Step 5: Solve for x
    x = 1,230,467,375.86/38,864.61
  6. Step 6: Final answer
    x = 31,660.36

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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.