Home / 21,973.81-32,933.30-10,719.87

Finding the Fourth Proportional to 21,973.81, 32,933.30 and 10,719.87

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Solution

The fourth proportional to 21,973.81, 32,933.30 and 10,719.87 is: 16,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,973.81 : 32,933.30 = 10,719.87 : x
  2. Step 2: Convert to fraction form
    21,973.81/32,933.30 = 10,719.87/x
  3. Step 3: Cross multiply
    21,973.81x = 32,933.30 × 10,719.87
  4. Step 4: Simplify right side
    21,973.81x = 353,040,694.67
  5. Step 5: Solve for x
    x = 353,040,694.67/21,973.81
  6. Step 6: Final answer
    x = 16,066.43

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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.