Home / 37,268.38-51,432.87-20,502.46

Finding the Fourth Proportional to 37,268.38, 51,432.87 and 20,502.46

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Solution

The fourth proportional to 37,268.38, 51,432.87 and 20,502.46 is: 28,294.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,268.38 : 51,432.87 = 20,502.46 : x
  2. Step 2: Convert to fraction form
    37,268.38/51,432.87 = 20,502.46/x
  3. Step 3: Cross multiply
    37,268.38x = 51,432.87 × 20,502.46
  4. Step 4: Simplify right side
    37,268.38x = 1,054,500,359.86
  5. Step 5: Solve for x
    x = 1,054,500,359.86/37,268.38
  6. Step 6: Final answer
    x = 28,294.77

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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.