Home / 23,106.40-34,627.20-16,172.80

Finding the Fourth Proportional to 23,106.40, 34,627.20 and 16,172.80

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Solution

The fourth proportional to 23,106.40, 34,627.20 and 16,172.80 is: 24,236.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,106.40 : 34,627.20 = 16,172.80 : x
  2. Step 2: Convert to fraction form
    23,106.40/34,627.20 = 16,172.80/x
  3. Step 3: Cross multiply
    23,106.40x = 34,627.20 × 16,172.80
  4. Step 4: Simplify right side
    23,106.40x = 560,018,780.16
  5. Step 5: Solve for x
    x = 560,018,780.16/23,106.40
  6. Step 6: Final answer
    x = 24,236.52

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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.