Home / 25,273.68-34,870.68-16,321.56

Finding the Fourth Proportional to 25,273.68, 34,870.68 and 16,321.56

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Solution

The fourth proportional to 25,273.68, 34,870.68 and 16,321.56 is: 22,519.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,273.68 : 34,870.68 = 16,321.56 : x
  2. Step 2: Convert to fraction form
    25,273.68/34,870.68 = 16,321.56/x
  3. Step 3: Cross multiply
    25,273.68x = 34,870.68 × 16,321.56
  4. Step 4: Simplify right side
    25,273.68x = 569,143,895.86
  5. Step 5: Solve for x
    x = 569,143,895.86/25,273.68
  6. Step 6: Final answer
    x = 22,519.23

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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.