Home / 23,211.35-32,031.58-12,600.90

Finding the Fourth Proportional to 23,211.35, 32,031.58 and 12,600.90

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Solution

The fourth proportional to 23,211.35, 32,031.58 and 12,600.90 is: 17,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,211.35 : 32,031.58 = 12,600.90 : x
  2. Step 2: Convert to fraction form
    23,211.35/32,031.58 = 12,600.90/x
  3. Step 3: Cross multiply
    23,211.35x = 32,031.58 × 12,600.90
  4. Step 4: Simplify right side
    23,211.35x = 403,626,736.42
  5. Step 5: Solve for x
    x = 403,626,736.42/23,211.35
  6. Step 6: Final answer
    x = 17,389.20

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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.