Home / 23,315.52-34,971.90-12,229.23

Finding the Fourth Proportional to 23,315.52, 34,971.90 and 12,229.23

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Solution

The fourth proportional to 23,315.52, 34,971.90 and 12,229.23 is: 18,343.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,315.52 : 34,971.90 = 12,229.23 : x
  2. Step 2: Convert to fraction form
    23,315.52/34,971.90 = 12,229.23/x
  3. Step 3: Cross multiply
    23,315.52x = 34,971.90 × 12,229.23
  4. Step 4: Simplify right side
    23,315.52x = 427,679,408.64
  5. Step 5: Solve for x
    x = 427,679,408.64/23,315.52
  6. Step 6: Final answer
    x = 18,343.12

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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.