Home / 17,968.02-26,951.45-4,819.70

Finding the Fourth Proportional to 17,968.02, 26,951.45 and 4,819.70

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Solution

The fourth proportional to 17,968.02, 26,951.45 and 4,819.70 is: 7,229.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,968.02 : 26,951.45 = 4,819.70 : x
  2. Step 2: Convert to fraction form
    17,968.02/26,951.45 = 4,819.70/x
  3. Step 3: Cross multiply
    17,968.02x = 26,951.45 × 4,819.70
  4. Step 4: Simplify right side
    17,968.02x = 129,897,903.57
  5. Step 5: Solve for x
    x = 129,897,903.57/17,968.02
  6. Step 6: Final answer
    x = 7,229.39

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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.