Home / 16,209.40-24,311.10-4,520.20

Finding the Fourth Proportional to 16,209.40, 24,311.10 and 4,520.20

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Solution

The fourth proportional to 16,209.40, 24,311.10 and 4,520.20 is: 6,779.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,209.40 : 24,311.10 = 4,520.20 : x
  2. Step 2: Convert to fraction form
    16,209.40/24,311.10 = 4,520.20/x
  3. Step 3: Cross multiply
    16,209.40x = 24,311.10 × 4,520.20
  4. Step 4: Simplify right side
    16,209.40x = 109,891,034.22
  5. Step 5: Solve for x
    x = 109,891,034.22/16,209.40
  6. Step 6: Final answer
    x = 6,779.46

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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.