Home / 16,518.46-24,779.31-5,425.18

Finding the Fourth Proportional to 16,518.46, 24,779.31 and 5,425.18

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Solution

The fourth proportional to 16,518.46, 24,779.31 and 5,425.18 is: 8,138.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,518.46 : 24,779.31 = 5,425.18 : x
  2. Step 2: Convert to fraction form
    16,518.46/24,779.31 = 5,425.18/x
  3. Step 3: Cross multiply
    16,518.46x = 24,779.31 × 5,425.18
  4. Step 4: Simplify right side
    16,518.46x = 134,432,217.03
  5. Step 5: Solve for x
    x = 134,432,217.03/16,518.46
  6. Step 6: Final answer
    x = 8,138.30

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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.