Home / 17,073.55-23,560.39-9,903.72

Finding the Fourth Proportional to 17,073.55, 23,560.39 and 9,903.72

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Solution

The fourth proportional to 17,073.55, 23,560.39 and 9,903.72 is: 13,666.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,073.55 : 23,560.39 = 9,903.72 : x
  2. Step 2: Convert to fraction form
    17,073.55/23,560.39 = 9,903.72/x
  3. Step 3: Cross multiply
    17,073.55x = 23,560.39 × 9,903.72
  4. Step 4: Simplify right side
    17,073.55x = 233,335,505.65
  5. Step 5: Solve for x
    x = 233,335,505.65/17,073.55
  6. Step 6: Final answer
    x = 13,666.49

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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.