Home / 17,414.04-26,121.15-8,646.90

Finding the Fourth Proportional to 17,414.04, 26,121.15 and 8,646.90

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Solution

The fourth proportional to 17,414.04, 26,121.15 and 8,646.90 is: 12,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,414.04 : 26,121.15 = 8,646.90 : x
  2. Step 2: Convert to fraction form
    17,414.04/26,121.15 = 8,646.90/x
  3. Step 3: Cross multiply
    17,414.04x = 26,121.15 × 8,646.90
  4. Step 4: Simplify right side
    17,414.04x = 225,866,971.94
  5. Step 5: Solve for x
    x = 225,866,971.94/17,414.04
  6. Step 6: Final answer
    x = 12,970.39

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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.