Home / 13,864.92-20,799.90-6,368.94

Finding the Fourth Proportional to 13,864.92, 20,799.90 and 6,368.94

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Solution

The fourth proportional to 13,864.92, 20,799.90 and 6,368.94 is: 9,554.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864.92 : 20,799.90 = 6,368.94 : x
  2. Step 2: Convert to fraction form
    13,864.92/20,799.90 = 6,368.94/x
  3. Step 3: Cross multiply
    13,864.92x = 20,799.90 × 6,368.94
  4. Step 4: Simplify right side
    13,864.92x = 132,473,315.11
  5. Step 5: Solve for x
    x = 132,473,315.11/13,864.92
  6. Step 6: Final answer
    x = 9,554.57

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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.