Home / 20,172.58-30,252.63-6,132.04

Finding the Fourth Proportional to 20,172.58, 30,252.63 and 6,132.04

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Solution

The fourth proportional to 20,172.58, 30,252.63 and 6,132.04 is: 9,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,172.58 : 30,252.63 = 6,132.04 : x
  2. Step 2: Convert to fraction form
    20,172.58/30,252.63 = 6,132.04/x
  3. Step 3: Cross multiply
    20,172.58x = 30,252.63 × 6,132.04
  4. Step 4: Simplify right side
    20,172.58x = 185,510,337.27
  5. Step 5: Solve for x
    x = 185,510,337.27/20,172.58
  6. Step 6: Final answer
    x = 9,196.16

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1.5x scale

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.