Home / 38,830.32-53,596.50-22,711.56

Finding the Fourth Proportional to 38,830.32, 53,596.50 and 22,711.56

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Solution

The fourth proportional to 38,830.32, 53,596.50 and 22,711.56 is: 31,348.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,830.32 : 53,596.50 = 22,711.56 : x
  2. Step 2: Convert to fraction form
    38,830.32/53,596.50 = 22,711.56/x
  3. Step 3: Cross multiply
    38,830.32x = 53,596.50 × 22,711.56
  4. Step 4: Simplify right side
    38,830.32x = 1,217,260,125.54
  5. Step 5: Solve for x
    x = 1,217,260,125.54/38,830.32
  6. Step 6: Final answer
    x = 31,348.19

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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.