Home / 38,239.01-52,770.53-21,472.61

Finding the Fourth Proportional to 38,239.01, 52,770.53 and 21,472.61

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Solution

The fourth proportional to 38,239.01, 52,770.53 and 21,472.61 is: 29,632.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,239.01 : 52,770.53 = 21,472.61 : x
  2. Step 2: Convert to fraction form
    38,239.01/52,770.53 = 21,472.61/x
  3. Step 3: Cross multiply
    38,239.01x = 52,770.53 × 21,472.61
  4. Step 4: Simplify right side
    38,239.01x = 1,133,120,902.82
  5. Step 5: Solve for x
    x = 1,133,120,902.82/38,239.01
  6. Step 6: Final answer
    x = 29,632.59

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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.