Home / 16,140.02-22,273.15-8,971.11

Finding the Fourth Proportional to 16,140.02, 22,273.15 and 8,971.11

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Solution

The fourth proportional to 16,140.02, 22,273.15 and 8,971.11 is: 12,380.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,140.02 : 22,273.15 = 8,971.11 : x
  2. Step 2: Convert to fraction form
    16,140.02/22,273.15 = 8,971.11/x
  3. Step 3: Cross multiply
    16,140.02x = 22,273.15 × 8,971.11
  4. Step 4: Simplify right side
    16,140.02x = 199,814,878.70
  5. Step 5: Solve for x
    x = 199,814,878.70/16,140.02
  6. Step 6: Final answer
    x = 12,380.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.