Home / 16,091.80-24,108.90-9,928.60

Finding the Fourth Proportional to 16,091.80, 24,108.90 and 9,928.60

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Solution

The fourth proportional to 16,091.80, 24,108.90 and 9,928.60 is: 14,875.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,091.80 : 24,108.90 = 9,928.60 : x
  2. Step 2: Convert to fraction form
    16,091.80/24,108.90 = 9,928.60/x
  3. Step 3: Cross multiply
    16,091.80x = 24,108.90 × 9,928.60
  4. Step 4: Simplify right side
    16,091.80x = 239,367,624.54
  5. Step 5: Solve for x
    x = 239,367,624.54/16,091.80
  6. Step 6: Final answer
    x = 14,875.13

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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.