Home / 17,865.57-24,653.87-9,908.53

Finding the Fourth Proportional to 17,865.57, 24,653.87 and 9,908.53

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Solution

The fourth proportional to 17,865.57, 24,653.87 and 9,908.53 is: 13,673.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,865.57 : 24,653.87 = 9,908.53 : x
  2. Step 2: Convert to fraction form
    17,865.57/24,653.87 = 9,908.53/x
  3. Step 3: Cross multiply
    17,865.57x = 24,653.87 × 9,908.53
  4. Step 4: Simplify right side
    17,865.57x = 244,283,675.02
  5. Step 5: Solve for x
    x = 244,283,675.02/17,865.57
  6. Step 6: Final answer
    x = 13,673.43

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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.