Home / 15,443.04-23,146.68-7,105.56

Finding the Fourth Proportional to 15,443.04, 23,146.68 and 7,105.56

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Solution

The fourth proportional to 15,443.04, 23,146.68 and 7,105.56 is: 10,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443.04 : 23,146.68 = 7,105.56 : x
  2. Step 2: Convert to fraction form
    15,443.04/23,146.68 = 7,105.56/x
  3. Step 3: Cross multiply
    15,443.04x = 23,146.68 × 7,105.56
  4. Step 4: Simplify right side
    15,443.04x = 164,470,123.54
  5. Step 5: Solve for x
    x = 164,470,123.54/15,443.04
  6. Step 6: Final answer
    x = 10,650.11

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Half scale
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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.