Home / 38,566.19-53,221.76-22,650.90

Finding the Fourth Proportional to 38,566.19, 53,221.76 and 22,650.90

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Solution

The fourth proportional to 38,566.19, 53,221.76 and 22,650.90 is: 31,258.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,566.19 : 53,221.76 = 22,650.90 : x
  2. Step 2: Convert to fraction form
    38,566.19/53,221.76 = 22,650.90/x
  3. Step 3: Cross multiply
    38,566.19x = 53,221.76 × 22,650.90
  4. Step 4: Simplify right side
    38,566.19x = 1,205,520,650.33
  5. Step 5: Solve for x
    x = 1,205,520,650.33/38,566.19
  6. Step 6: Final answer
    x = 31,258.49

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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.