Home / 38,860.32-53,619.60-22,949.76

Finding the Fourth Proportional to 38,860.32, 53,619.60 and 22,949.76

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Solution

The fourth proportional to 38,860.32, 53,619.60 and 22,949.76 is: 31,666.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,860.32 : 53,619.60 = 22,949.76 : x
  2. Step 2: Convert to fraction form
    38,860.32/53,619.60 = 22,949.76/x
  3. Step 3: Cross multiply
    38,860.32x = 53,619.60 × 22,949.76
  4. Step 4: Simplify right side
    38,860.32x = 1,230,556,951.30
  5. Step 5: Solve for x
    x = 1,230,556,951.30/38,860.32
  6. Step 6: Final answer
    x = 31,666.16

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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.