Home / 11,317.06-16,882.58-9,663.14

Finding the Fourth Proportional to 11,317.06, 16,882.58 and 9,663.14

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Solution

The fourth proportional to 11,317.06, 16,882.58 and 9,663.14 is: 14,415.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.06 : 16,882.58 = 9,663.14 : x
  2. Step 2: Convert to fraction form
    11,317.06/16,882.58 = 9,663.14/x
  3. Step 3: Cross multiply
    11,317.06x = 16,882.58 × 9,663.14
  4. Step 4: Simplify right side
    11,317.06x = 163,138,734.10
  5. Step 5: Solve for x
    x = 163,138,734.10/11,317.06
  6. Step 6: Final answer
    x = 14,415.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.