Home / 47,482.43-71,197.34-19,422.18

Finding the Fourth Proportional to 47,482.43, 71,197.34 and 19,422.18

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Solution

The fourth proportional to 47,482.43, 71,197.34 and 19,422.18 is: 29,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,482.43 : 71,197.34 = 19,422.18 : x
  2. Step 2: Convert to fraction form
    47,482.43/71,197.34 = 19,422.18/x
  3. Step 3: Cross multiply
    47,482.43x = 71,197.34 × 19,422.18
  4. Step 4: Simplify right side
    47,482.43x = 1,382,807,455.89
  5. Step 5: Solve for x
    x = 1,382,807,455.89/47,482.43
  6. Step 6: Final answer
    x = 29,122.51

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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.