Home / 17,402.12-26,103.18-5,090.12

Finding the Fourth Proportional to 17,402.12, 26,103.18 and 5,090.12

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Solution

The fourth proportional to 17,402.12, 26,103.18 and 5,090.12 is: 7,635.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,402.12 : 26,103.18 = 5,090.12 : x
  2. Step 2: Convert to fraction form
    17,402.12/26,103.18 = 5,090.12/x
  3. Step 3: Cross multiply
    17,402.12x = 26,103.18 × 5,090.12
  4. Step 4: Simplify right side
    17,402.12x = 132,868,318.58
  5. Step 5: Solve for x
    x = 132,868,318.58/17,402.12
  6. Step 6: Final answer
    x = 7,635.18

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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.