Home / 15,521.76-23,263.19-7,732.80

Finding the Fourth Proportional to 15,521.76, 23,263.19 and 7,732.80

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Solution

The fourth proportional to 15,521.76, 23,263.19 and 7,732.80 is: 11,589.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521.76 : 23,263.19 = 7,732.80 : x
  2. Step 2: Convert to fraction form
    15,521.76/23,263.19 = 7,732.80/x
  3. Step 3: Cross multiply
    15,521.76x = 23,263.19 × 7,732.80
  4. Step 4: Simplify right side
    15,521.76x = 179,889,595.63
  5. Step 5: Solve for x
    x = 179,889,595.63/15,521.76
  6. Step 6: Final answer
    x = 11,589.51

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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.