Home / 16,521.28-24,780.12-4,834.60

Finding the Fourth Proportional to 16,521.28, 24,780.12 and 4,834.60

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Solution

The fourth proportional to 16,521.28, 24,780.12 and 4,834.60 is: 7,251.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521.28 : 24,780.12 = 4,834.60 : x
  2. Step 2: Convert to fraction form
    16,521.28/24,780.12 = 4,834.60/x
  3. Step 3: Cross multiply
    16,521.28x = 24,780.12 × 4,834.60
  4. Step 4: Simplify right side
    16,521.28x = 119,801,968.15
  5. Step 5: Solve for x
    x = 119,801,968.15/16,521.28
  6. Step 6: Final answer
    x = 7,251.37

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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.