Home / 17,864.22-26,717.49-10,824.78

Finding the Fourth Proportional to 17,864.22, 26,717.49 and 10,824.78

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Solution

The fourth proportional to 17,864.22, 26,717.49 and 10,824.78 is: 16,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,864.22 : 26,717.49 = 10,824.78 : x
  2. Step 2: Convert to fraction form
    17,864.22/26,717.49 = 10,824.78/x
  3. Step 3: Cross multiply
    17,864.22x = 26,717.49 × 10,824.78
  4. Step 4: Simplify right side
    17,864.22x = 289,210,951.40
  5. Step 5: Solve for x
    x = 289,210,951.40/17,864.22
  6. Step 6: Final answer
    x = 16,189.40

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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.