Home / 16,438.91-24,655.14-13,683.29

Finding the Fourth Proportional to 16,438.91, 24,655.14 and 13,683.29

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Solution

The fourth proportional to 16,438.91, 24,655.14 and 13,683.29 is: 20,522.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,438.91 : 24,655.14 = 13,683.29 : x
  2. Step 2: Convert to fraction form
    16,438.91/24,655.14 = 13,683.29/x
  3. Step 3: Cross multiply
    16,438.91x = 24,655.14 × 13,683.29
  4. Step 4: Simplify right side
    16,438.91x = 337,363,307.33
  5. Step 5: Solve for x
    x = 337,363,307.33/16,438.91
  6. Step 6: Final answer
    x = 20,522.25

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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.