Home / 25,679.98-38,503.35-16,888.24

Finding the Fourth Proportional to 25,679.98, 38,503.35 and 16,888.24

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Solution

The fourth proportional to 25,679.98, 38,503.35 and 16,888.24 is: 25,321.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,679.98 : 38,503.35 = 16,888.24 : x
  2. Step 2: Convert to fraction form
    25,679.98/38,503.35 = 16,888.24/x
  3. Step 3: Cross multiply
    25,679.98x = 38,503.35 × 16,888.24
  4. Step 4: Simplify right side
    25,679.98x = 650,253,815.60
  5. Step 5: Solve for x
    x = 650,253,815.60/25,679.98
  6. Step 6: Final answer
    x = 25,321.43

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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.