Home / 17,866.64-24,655.59-9,908.70

Finding the Fourth Proportional to 17,866.64, 24,655.59 and 9,908.70

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Solution

The fourth proportional to 17,866.64, 24,655.59 and 9,908.70 is: 13,673.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,866.64 : 24,655.59 = 9,908.70 : x
  2. Step 2: Convert to fraction form
    17,866.64/24,655.59 = 9,908.70/x
  3. Step 3: Cross multiply
    17,866.64x = 24,655.59 × 9,908.70
  4. Step 4: Simplify right side
    17,866.64x = 244,304,752.17
  5. Step 5: Solve for x
    x = 244,304,752.17/17,866.64
  6. Step 6: Final answer
    x = 13,673.79

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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.