Home / 15,545.88-23,299.20-7,756.92

Finding the Fourth Proportional to 15,545.88, 23,299.20 and 7,756.92

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Solution

The fourth proportional to 15,545.88, 23,299.20 and 7,756.92 is: 11,625.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545.88 : 23,299.20 = 7,756.92 : x
  2. Step 2: Convert to fraction form
    15,545.88/23,299.20 = 7,756.92/x
  3. Step 3: Cross multiply
    15,545.88x = 23,299.20 × 7,756.92
  4. Step 4: Simplify right side
    15,545.88x = 180,730,030.46
  5. Step 5: Solve for x
    x = 180,730,030.46/15,545.88
  6. Step 6: Final answer
    x = 11,625.59

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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.