Home / 25,034.08-37,535.28-21,321.76

Finding the Fourth Proportional to 25,034.08, 37,535.28 and 21,321.76

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Solution

The fourth proportional to 25,034.08, 37,535.28 and 21,321.76 is: 31,969.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,034.08 : 37,535.28 = 21,321.76 : x
  2. Step 2: Convert to fraction form
    25,034.08/37,535.28 = 21,321.76/x
  3. Step 3: Cross multiply
    25,034.08x = 37,535.28 × 21,321.76
  4. Step 4: Simplify right side
    25,034.08x = 800,318,231.69
  5. Step 5: Solve for x
    x = 800,318,231.69/25,034.08
  6. Step 6: Final answer
    x = 31,969.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.