Home / 16,251.60-22,340.40-14,647.80

Finding the Fourth Proportional to 16,251.60, 22,340.40 and 14,647.80

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Solution

The fourth proportional to 16,251.60, 22,340.40 and 14,647.80 is: 20,135.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,251.60 : 22,340.40 = 14,647.80 : x
  2. Step 2: Convert to fraction form
    16,251.60/22,340.40 = 14,647.80/x
  3. Step 3: Cross multiply
    16,251.60x = 22,340.40 × 14,647.80
  4. Step 4: Simplify right side
    16,251.60x = 327,237,711.12
  5. Step 5: Solve for x
    x = 327,237,711.12/16,251.60
  6. Step 6: Final answer
    x = 20,135.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.