Home / 13,962.68-20,948.57-4,102.04

Finding the Fourth Proportional to 13,962.68, 20,948.57 and 4,102.04

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Solution

The fourth proportional to 13,962.68, 20,948.57 and 4,102.04 is: 6,154.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.68 : 20,948.57 = 4,102.04 : x
  2. Step 2: Convert to fraction form
    13,962.68/20,948.57 = 4,102.04/x
  3. Step 3: Cross multiply
    13,962.68x = 20,948.57 × 4,102.04
  4. Step 4: Simplify right side
    13,962.68x = 85,931,746.83
  5. Step 5: Solve for x
    x = 85,931,746.83/13,962.68
  6. Step 6: Final answer
    x = 6,154.39

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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.