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Finding the Fourth Proportional to 11,924.16, 17,903.79 and 6,669.46

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Solution

The fourth proportional to 11,924.16, 17,903.79 and 6,669.46 is: 10,014.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.16 : 17,903.79 = 6,669.46 : x
  2. Step 2: Convert to fraction form
    11,924.16/17,903.79 = 6,669.46/x
  3. Step 3: Cross multiply
    11,924.16x = 17,903.79 × 6,669.46
  4. Step 4: Simplify right side
    11,924.16x = 119,408,577.91
  5. Step 5: Solve for x
    x = 119,408,577.91/11,924.16
  6. Step 6: Final answer
    x = 10,014.01

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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.