Home / 37,684.38-52,006.23-20,917.50

Finding the Fourth Proportional to 37,684.38, 52,006.23 and 20,917.50

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Solution

The fourth proportional to 37,684.38, 52,006.23 and 20,917.50 is: 28,867.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,684.38 : 52,006.23 = 20,917.50 : x
  2. Step 2: Convert to fraction form
    37,684.38/52,006.23 = 20,917.50/x
  3. Step 3: Cross multiply
    37,684.38x = 52,006.23 × 20,917.50
  4. Step 4: Simplify right side
    37,684.38x = 1,087,840,316.03
  5. Step 5: Solve for x
    x = 1,087,840,316.03/37,684.38
  6. Step 6: Final answer
    x = 28,867.14

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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.