Home / 17,429.80-26,159.10-8,084.20

Finding the Fourth Proportional to 17,429.80, 26,159.10 and 8,084.20

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Solution

The fourth proportional to 17,429.80, 26,159.10 and 8,084.20 is: 12,132.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.80 : 26,159.10 = 8,084.20 : x
  2. Step 2: Convert to fraction form
    17,429.80/26,159.10 = 8,084.20/x
  3. Step 3: Cross multiply
    17,429.80x = 26,159.10 × 8,084.20
  4. Step 4: Simplify right side
    17,429.80x = 211,475,396.22
  5. Step 5: Solve for x
    x = 211,475,396.22/17,429.80
  6. Step 6: Final answer
    x = 12,132.98

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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.