Home / 22,282.02-30,740.85-12,847.14

Finding the Fourth Proportional to 22,282.02, 30,740.85 and 12,847.14

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Solution

The fourth proportional to 22,282.02, 30,740.85 and 12,847.14 is: 17,724.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,282.02 : 30,740.85 = 12,847.14 : x
  2. Step 2: Convert to fraction form
    22,282.02/30,740.85 = 12,847.14/x
  3. Step 3: Cross multiply
    22,282.02x = 30,740.85 × 12,847.14
  4. Step 4: Simplify right side
    22,282.02x = 394,932,003.67
  5. Step 5: Solve for x
    x = 394,932,003.67/22,282.02
  6. Step 6: Final answer
    x = 17,724.25

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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.