Home / 30,191.62-41,669.40-17,616.34

Finding the Fourth Proportional to 30,191.62, 41,669.40 and 17,616.34

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Solution

The fourth proportional to 30,191.62, 41,669.40 and 17,616.34 is: 24,313.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,191.62 : 41,669.40 = 17,616.34 : x
  2. Step 2: Convert to fraction form
    30,191.62/41,669.40 = 17,616.34/x
  3. Step 3: Cross multiply
    30,191.62x = 41,669.40 × 17,616.34
  4. Step 4: Simplify right side
    30,191.62x = 734,062,318.00
  5. Step 5: Solve for x
    x = 734,062,318.00/30,191.62
  6. Step 6: Final answer
    x = 24,313.45

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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.