Home / 38,105.42-52,588.67-22,188.92

Finding the Fourth Proportional to 38,105.42, 52,588.67 and 22,188.92

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Solution

The fourth proportional to 38,105.42, 52,588.67 and 22,188.92 is: 30,622.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,105.42 : 52,588.67 = 22,188.92 : x
  2. Step 2: Convert to fraction form
    38,105.42/52,588.67 = 22,188.92/x
  3. Step 3: Cross multiply
    38,105.42x = 52,588.67 × 22,188.92
  4. Step 4: Simplify right side
    38,105.42x = 1,166,885,417.65
  5. Step 5: Solve for x
    x = 1,166,885,417.65/38,105.42
  6. Step 6: Final answer
    x = 30,622.56

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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.