Home / 16,518.16-24,788.52-6,658.21

Finding the Fourth Proportional to 16,518.16, 24,788.52 and 6,658.21

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Solution

The fourth proportional to 16,518.16, 24,788.52 and 6,658.21 is: 9,991.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,518.16 : 24,788.52 = 6,658.21 : x
  2. Step 2: Convert to fraction form
    16,518.16/24,788.52 = 6,658.21/x
  3. Step 3: Cross multiply
    16,518.16x = 24,788.52 × 6,658.21
  4. Step 4: Simplify right side
    16,518.16x = 165,047,171.75
  5. Step 5: Solve for x
    x = 165,047,171.75/16,518.16
  6. Step 6: Final answer
    x = 9,991.86

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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.