Home / 19,446.45-29,170.13-7,599.69

Finding the Fourth Proportional to 19,446.45, 29,170.13 and 7,599.69

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Solution

The fourth proportional to 19,446.45, 29,170.13 and 7,599.69 is: 11,399.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,446.45 : 29,170.13 = 7,599.69 : x
  2. Step 2: Convert to fraction form
    19,446.45/29,170.13 = 7,599.69/x
  3. Step 3: Cross multiply
    19,446.45x = 29,170.13 × 7,599.69
  4. Step 4: Simplify right side
    19,446.45x = 221,683,907.26
  5. Step 5: Solve for x
    x = 221,683,907.26/19,446.45
  6. Step 6: Final answer
    x = 11,399.71

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Double scale
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Similar ratio
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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.