Home / 17,286.64-23,853.59-9,732.78

Finding the Fourth Proportional to 17,286.64, 23,853.59 and 9,732.78

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Solution

The fourth proportional to 17,286.64, 23,853.59 and 9,732.78 is: 13,430.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,286.64 : 23,853.59 = 9,732.78 : x
  2. Step 2: Convert to fraction form
    17,286.64/23,853.59 = 9,732.78/x
  3. Step 3: Cross multiply
    17,286.64x = 23,853.59 × 9,732.78
  4. Step 4: Simplify right side
    17,286.64x = 232,161,678.45
  5. Step 5: Solve for x
    x = 232,161,678.45/17,286.64
  6. Step 6: Final answer
    x = 13,430.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.