Home / 10,061.16-15,168.94-9,383.56

Finding the Fourth Proportional to 10,061.16, 15,168.94 and 9,383.56

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Solution

The fourth proportional to 10,061.16, 15,168.94 and 9,383.56 is: 14,147.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,061.16 : 15,168.94 = 9,383.56 : x
  2. Step 2: Convert to fraction form
    10,061.16/15,168.94 = 9,383.56/x
  3. Step 3: Cross multiply
    10,061.16x = 15,168.94 × 9,383.56
  4. Step 4: Simplify right side
    10,061.16x = 142,338,658.63
  5. Step 5: Solve for x
    x = 142,338,658.63/10,061.16
  6. Step 6: Final answer
    x = 14,147.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.