Home / 37,397.75-51,609.87-20,402.27

Finding the Fourth Proportional to 37,397.75, 51,609.87 and 20,402.27

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Solution

The fourth proportional to 37,397.75, 51,609.87 and 20,402.27 is: 28,155.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,397.75 : 51,609.87 = 20,402.27 : x
  2. Step 2: Convert to fraction form
    37,397.75/51,609.87 = 20,402.27/x
  3. Step 3: Cross multiply
    37,397.75x = 51,609.87 × 20,402.27
  4. Step 4: Simplify right side
    37,397.75x = 1,052,958,502.40
  5. Step 5: Solve for x
    x = 1,052,958,502.40/37,397.75
  6. Step 6: Final answer
    x = 28,155.66

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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.