Home / 22,132.02-33,196.80-8,985.72

Finding the Fourth Proportional to 22,132.02, 33,196.80 and 8,985.72

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Solution

The fourth proportional to 22,132.02, 33,196.80 and 8,985.72 is: 13,478.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,132.02 : 33,196.80 = 8,985.72 : x
  2. Step 2: Convert to fraction form
    22,132.02/33,196.80 = 8,985.72/x
  3. Step 3: Cross multiply
    22,132.02x = 33,196.80 × 8,985.72
  4. Step 4: Simplify right side
    22,132.02x = 298,297,149.70
  5. Step 5: Solve for x
    x = 298,297,149.70/22,132.02
  6. Step 6: Final answer
    x = 13,478.08

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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.