Home / 30,140.55-41,594.31-16,711.97

Finding the Fourth Proportional to 30,140.55, 41,594.31 and 16,711.97

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Solution

The fourth proportional to 30,140.55, 41,594.31 and 16,711.97 is: 23,062.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,140.55 : 41,594.31 = 16,711.97 : x
  2. Step 2: Convert to fraction form
    30,140.55/41,594.31 = 16,711.97/x
  3. Step 3: Cross multiply
    30,140.55x = 41,594.31 × 16,711.97
  4. Step 4: Simplify right side
    30,140.55x = 695,122,652.92
  5. Step 5: Solve for x
    x = 695,122,652.92/30,140.55
  6. Step 6: Final answer
    x = 23,062.71

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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.