Home / 25,332.68-38,012.70-10,551.80

Finding the Fourth Proportional to 25,332.68, 38,012.70 and 10,551.80

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Solution

The fourth proportional to 25,332.68, 38,012.70 and 10,551.80 is: 15,833.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,332.68 : 38,012.70 = 10,551.80 : x
  2. Step 2: Convert to fraction form
    25,332.68/38,012.70 = 10,551.80/x
  3. Step 3: Cross multiply
    25,332.68x = 38,012.70 × 10,551.80
  4. Step 4: Simplify right side
    25,332.68x = 401,102,217.80
  5. Step 5: Solve for x
    x = 401,102,217.80/25,332.68
  6. Step 6: Final answer
    x = 15,833.39

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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.