Home / 11,604.16-17,384.40-9,767.20

Finding the Fourth Proportional to 11,604.16, 17,384.40 and 9,767.20

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Solution

The fourth proportional to 11,604.16, 17,384.40 and 9,767.20 is: 14,632.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,604.16 : 17,384.40 = 9,767.20 : x
  2. Step 2: Convert to fraction form
    11,604.16/17,384.40 = 9,767.20/x
  3. Step 3: Cross multiply
    11,604.16x = 17,384.40 × 9,767.20
  4. Step 4: Simplify right side
    11,604.16x = 169,796,911.68
  5. Step 5: Solve for x
    x = 169,796,911.68/11,604.16
  6. Step 6: Final answer
    x = 14,632.42

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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.