Home / 17,381.16-26,066.24-6,286.40

Finding the Fourth Proportional to 17,381.16, 26,066.24 and 6,286.40

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Solution

The fourth proportional to 17,381.16, 26,066.24 and 6,286.40 is: 9,427.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381.16 : 26,066.24 = 6,286.40 : x
  2. Step 2: Convert to fraction form
    17,381.16/26,066.24 = 6,286.40/x
  3. Step 3: Cross multiply
    17,381.16x = 26,066.24 × 6,286.40
  4. Step 4: Simplify right side
    17,381.16x = 163,862,811.14
  5. Step 5: Solve for x
    x = 163,862,811.14/17,381.16
  6. Step 6: Final answer
    x = 9,427.61

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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.