Home / 16,739.84-23,099.90-9,666.11

Finding the Fourth Proportional to 16,739.84, 23,099.90 and 9,666.11

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Solution

The fourth proportional to 16,739.84, 23,099.90 and 9,666.11 is: 13,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,739.84 : 23,099.90 = 9,666.11 : x
  2. Step 2: Convert to fraction form
    16,739.84/23,099.90 = 9,666.11/x
  3. Step 3: Cross multiply
    16,739.84x = 23,099.90 × 9,666.11
  4. Step 4: Simplify right side
    16,739.84x = 223,286,010.56
  5. Step 5: Solve for x
    x = 223,286,010.56/16,739.84
  6. Step 6: Final answer
    x = 13,338.60

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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.