Home / 37,742.92-52,084.11-20,747.15

Finding the Fourth Proportional to 37,742.92, 52,084.11 and 20,747.15

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Solution

The fourth proportional to 37,742.92, 52,084.11 and 20,747.15 is: 28,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,742.92 : 52,084.11 = 20,747.15 : x
  2. Step 2: Convert to fraction form
    37,742.92/52,084.11 = 20,747.15/x
  3. Step 3: Cross multiply
    37,742.92x = 52,084.11 × 20,747.15
  4. Step 4: Simplify right side
    37,742.92x = 1,080,596,582.37
  5. Step 5: Solve for x
    x = 1,080,596,582.37/37,742.92
  6. Step 6: Final answer
    x = 28,630.45

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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.