Home / 23,138.41-34,701.54-8,344.57

Finding the Fourth Proportional to 23,138.41, 34,701.54 and 8,344.57

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Solution

The fourth proportional to 23,138.41, 34,701.54 and 8,344.57 is: 12,514.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,138.41 : 34,701.54 = 8,344.57 : x
  2. Step 2: Convert to fraction form
    23,138.41/34,701.54 = 8,344.57/x
  3. Step 3: Cross multiply
    23,138.41x = 34,701.54 × 8,344.57
  4. Step 4: Simplify right side
    23,138.41x = 289,569,429.64
  5. Step 5: Solve for x
    x = 289,569,429.64/23,138.41
  6. Step 6: Final answer
    x = 12,514.66

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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.