Home / 26,836.02-40,280.49-20,149.25

Finding the Fourth Proportional to 26,836.02, 40,280.49 and 20,149.25

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Solution

The fourth proportional to 26,836.02, 40,280.49 and 20,149.25 is: 30,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,836.02 : 40,280.49 = 20,149.25 : x
  2. Step 2: Convert to fraction form
    26,836.02/40,280.49 = 20,149.25/x
  3. Step 3: Cross multiply
    26,836.02x = 40,280.49 × 20,149.25
  4. Step 4: Simplify right side
    26,836.02x = 811,621,461.73
  5. Step 5: Solve for x
    x = 811,621,461.73/26,836.02
  6. Step 6: Final answer
    x = 30,243.73

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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.