Home / 37,073.68-51,162.42-20,306.68

Finding the Fourth Proportional to 37,073.68, 51,162.42 and 20,306.68

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Solution

The fourth proportional to 37,073.68, 51,162.42 and 20,306.68 is: 28,023.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,073.68 : 51,162.42 = 20,306.68 : x
  2. Step 2: Convert to fraction form
    37,073.68/51,162.42 = 20,306.68/x
  3. Step 3: Cross multiply
    37,073.68x = 51,162.42 × 20,306.68
  4. Step 4: Simplify right side
    37,073.68x = 1,038,938,890.97
  5. Step 5: Solve for x
    x = 1,038,938,890.97/37,073.68
  6. Step 6: Final answer
    x = 28,023.62

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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.