Home / 17,972.13-26,933.59-11,402.93

Finding the Fourth Proportional to 17,972.13, 26,933.59 and 11,402.93

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Solution

The fourth proportional to 17,972.13, 26,933.59 and 11,402.93 is: 17,088.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.13 : 26,933.59 = 11,402.93 : x
  2. Step 2: Convert to fraction form
    17,972.13/26,933.59 = 11,402.93/x
  3. Step 3: Cross multiply
    17,972.13x = 26,933.59 × 11,402.93
  4. Step 4: Simplify right side
    17,972.13x = 307,121,739.43
  5. Step 5: Solve for x
    x = 307,121,739.43/17,972.13
  6. Step 6: Final answer
    x = 17,088.78

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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.