Home / 12,226.02-18,335.18-5,205.96

Finding the Fourth Proportional to 12,226.02, 18,335.18 and 5,205.96

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Solution

The fourth proportional to 12,226.02, 18,335.18 and 5,205.96 is: 7,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,226.02 : 18,335.18 = 5,205.96 : x
  2. Step 2: Convert to fraction form
    12,226.02/18,335.18 = 5,205.96/x
  3. Step 3: Cross multiply
    12,226.02x = 18,335.18 × 5,205.96
  4. Step 4: Simplify right side
    12,226.02x = 95,452,187.64
  5. Step 5: Solve for x
    x = 95,452,187.64/12,226.02
  6. Step 6: Final answer
    x = 7,807.30

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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.