Home / 19,825.88-29,744.28-16,118.90

Finding the Fourth Proportional to 19,825.88, 29,744.28 and 16,118.90

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Solution

The fourth proportional to 19,825.88, 29,744.28 and 16,118.90 is: 24,182.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,825.88 : 29,744.28 = 16,118.90 : x
  2. Step 2: Convert to fraction form
    19,825.88/29,744.28 = 16,118.90/x
  3. Step 3: Cross multiply
    19,825.88x = 29,744.28 × 16,118.90
  4. Step 4: Simplify right side
    19,825.88x = 479,445,074.89
  5. Step 5: Solve for x
    x = 479,445,074.89/19,825.88
  6. Step 6: Final answer
    x = 24,182.79

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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.