Home / 15,155.32-22,738.46-7,763.26

Finding the Fourth Proportional to 15,155.32, 22,738.46 and 7,763.26

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Solution

The fourth proportional to 15,155.32, 22,738.46 and 7,763.26 is: 11,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,155.32 : 22,738.46 = 7,763.26 : x
  2. Step 2: Convert to fraction form
    15,155.32/22,738.46 = 7,763.26/x
  3. Step 3: Cross multiply
    15,155.32x = 22,738.46 × 7,763.26
  4. Step 4: Simplify right side
    15,155.32x = 176,524,576.98
  5. Step 5: Solve for x
    x = 176,524,576.98/15,155.32
  6. Step 6: Final answer
    x = 11,647.70

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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.