Home / 23,216.90-34,817.19-8,423.30

Finding the Fourth Proportional to 23,216.90, 34,817.19 and 8,423.30

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Solution

The fourth proportional to 23,216.90, 34,817.19 and 8,423.30 is: 12,631.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,216.90 : 34,817.19 = 8,423.30 : x
  2. Step 2: Convert to fraction form
    23,216.90/34,817.19 = 8,423.30/x
  3. Step 3: Cross multiply
    23,216.90x = 34,817.19 × 8,423.30
  4. Step 4: Simplify right side
    23,216.90x = 293,275,636.53
  5. Step 5: Solve for x
    x = 293,275,636.53/23,216.90
  6. Step 6: Final answer
    x = 12,631.99

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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.