Home / 23,211.18-32,031.66-12,600.90

Finding the Fourth Proportional to 23,211.18, 32,031.66 and 12,600.90

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Solution

The fourth proportional to 23,211.18, 32,031.66 and 12,600.90 is: 17,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,211.18 : 32,031.66 = 12,600.90 : x
  2. Step 2: Convert to fraction form
    23,211.18/32,031.66 = 12,600.90/x
  3. Step 3: Cross multiply
    23,211.18x = 32,031.66 × 12,600.90
  4. Step 4: Simplify right side
    23,211.18x = 403,627,744.49
  5. Step 5: Solve for x
    x = 403,627,744.49/23,211.18
  6. Step 6: Final answer
    x = 17,389.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.