Home / 37,711.16-52,049.12-21,793.40

Finding the Fourth Proportional to 37,711.16, 52,049.12 and 21,793.40

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Solution

The fourth proportional to 37,711.16, 52,049.12 and 21,793.40 is: 30,079.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,711.16 : 52,049.12 = 21,793.40 : x
  2. Step 2: Convert to fraction form
    37,711.16/52,049.12 = 21,793.40/x
  3. Step 3: Cross multiply
    37,711.16x = 52,049.12 × 21,793.40
  4. Step 4: Simplify right side
    37,711.16x = 1,134,327,291.81
  5. Step 5: Solve for x
    x = 1,134,327,291.81/37,711.16
  6. Step 6: Final answer
    x = 30,079.35

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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.