Home / 16,118.40-24,145.20-9,184.80

Finding the Fourth Proportional to 16,118.40, 24,145.20 and 9,184.80

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Solution

The fourth proportional to 16,118.40, 24,145.20 and 9,184.80 is: 13,758.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,118.40 : 24,145.20 = 9,184.80 : x
  2. Step 2: Convert to fraction form
    16,118.40/24,145.20 = 9,184.80/x
  3. Step 3: Cross multiply
    16,118.40x = 24,145.20 × 9,184.80
  4. Step 4: Simplify right side
    16,118.40x = 221,768,832.96
  5. Step 5: Solve for x
    x = 221,768,832.96/16,118.40
  6. Step 6: Final answer
    x = 13,758.74

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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.