Home / 16,087.80-24,131.70-13,657.80

Finding the Fourth Proportional to 16,087.80, 24,131.70 and 13,657.80

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Solution

The fourth proportional to 16,087.80, 24,131.70 and 13,657.80 is: 20,486.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,087.80 : 24,131.70 = 13,657.80 : x
  2. Step 2: Convert to fraction form
    16,087.80/24,131.70 = 13,657.80/x
  3. Step 3: Cross multiply
    16,087.80x = 24,131.70 × 13,657.80
  4. Step 4: Simplify right side
    16,087.80x = 329,585,932.26
  5. Step 5: Solve for x
    x = 329,585,932.26/16,087.80
  6. Step 6: Final answer
    x = 20,486.70

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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.