Home / 17,438.88-24,074.84-13,998.45

Finding the Fourth Proportional to 17,438.88, 24,074.84 and 13,998.45

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Solution

The fourth proportional to 17,438.88, 24,074.84 and 13,998.45 is: 19,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.88 : 24,074.84 = 13,998.45 : x
  2. Step 2: Convert to fraction form
    17,438.88/24,074.84 = 13,998.45/x
  3. Step 3: Cross multiply
    17,438.88x = 24,074.84 × 13,998.45
  4. Step 4: Simplify right side
    17,438.88x = 337,010,569.27
  5. Step 5: Solve for x
    x = 337,010,569.27/17,438.88
  6. Step 6: Final answer
    x = 19,325.24

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.