Home / 19,377.12-29,035.44-15,480.48

Finding the Fourth Proportional to 19,377.12, 29,035.44 and 15,480.48

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Solution

The fourth proportional to 19,377.12, 29,035.44 and 15,480.48 is: 23,196.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,377.12 : 29,035.44 = 15,480.48 : x
  2. Step 2: Convert to fraction form
    19,377.12/29,035.44 = 15,480.48/x
  3. Step 3: Cross multiply
    19,377.12x = 29,035.44 × 15,480.48
  4. Step 4: Simplify right side
    19,377.12x = 449,482,548.21
  5. Step 5: Solve for x
    x = 449,482,548.21/19,377.12
  6. Step 6: Final answer
    x = 23,196.56

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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.