Home / 17,789.23-26,661.97-9,981.64

Finding the Fourth Proportional to 17,789.23, 26,661.97 and 9,981.64

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Solution

The fourth proportional to 17,789.23, 26,661.97 and 9,981.64 is: 14,960.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,789.23 : 26,661.97 = 9,981.64 : x
  2. Step 2: Convert to fraction form
    17,789.23/26,661.97 = 9,981.64/x
  3. Step 3: Cross multiply
    17,789.23x = 26,661.97 × 9,981.64
  4. Step 4: Simplify right side
    17,789.23x = 266,130,186.23
  5. Step 5: Solve for x
    x = 266,130,186.23/17,789.23
  6. Step 6: Final answer
    x = 14,960.19

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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.