Home / 17,405.10-26,107.65-16,724.70

Finding the Fourth Proportional to 17,405.10, 26,107.65 and 16,724.70

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Solution

The fourth proportional to 17,405.10, 26,107.65 and 16,724.70 is: 25,087.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,405.10 : 26,107.65 = 16,724.70 : x
  2. Step 2: Convert to fraction form
    17,405.10/26,107.65 = 16,724.70/x
  3. Step 3: Cross multiply
    17,405.10x = 26,107.65 × 16,724.70
  4. Step 4: Simplify right side
    17,405.10x = 436,642,613.96
  5. Step 5: Solve for x
    x = 436,642,613.96/17,405.10
  6. Step 6: Final answer
    x = 25,087.05

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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.