Home / 17,402.08-26,102.20-10,739.84

Finding the Fourth Proportional to 17,402.08, 26,102.20 and 10,739.84

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Solution

The fourth proportional to 17,402.08, 26,102.20 and 10,739.84 is: 16,109.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,402.08 : 26,102.20 = 10,739.84 : x
  2. Step 2: Convert to fraction form
    17,402.08/26,102.20 = 10,739.84/x
  3. Step 3: Cross multiply
    17,402.08x = 26,102.20 × 10,739.84
  4. Step 4: Simplify right side
    17,402.08x = 280,333,451.65
  5. Step 5: Solve for x
    x = 280,333,451.65/17,402.08
  6. Step 6: Final answer
    x = 16,109.19

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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.