Home / 16,190.78-24,289.63-9,174.11

Finding the Fourth Proportional to 16,190.78, 24,289.63 and 9,174.11

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Solution

The fourth proportional to 16,190.78, 24,289.63 and 9,174.11 is: 13,763.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190.78 : 24,289.63 = 9,174.11 : x
  2. Step 2: Convert to fraction form
    16,190.78/24,289.63 = 9,174.11/x
  3. Step 3: Cross multiply
    16,190.78x = 24,289.63 × 9,174.11
  4. Step 4: Simplify right side
    16,190.78x = 222,835,593.10
  5. Step 5: Solve for x
    x = 222,835,593.10/16,190.78
  6. Step 6: Final answer
    x = 13,763.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.