Home / 22,523.37-31,080.92-12,451.02

Finding the Fourth Proportional to 22,523.37, 31,080.92 and 12,451.02

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Solution

The fourth proportional to 22,523.37, 31,080.92 and 12,451.02 is: 17,181.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,523.37 : 31,080.92 = 12,451.02 : x
  2. Step 2: Convert to fraction form
    22,523.37/31,080.92 = 12,451.02/x
  3. Step 3: Cross multiply
    22,523.37x = 31,080.92 × 12,451.02
  4. Step 4: Simplify right side
    22,523.37x = 386,988,977.73
  5. Step 5: Solve for x
    x = 386,988,977.73/22,523.37
  6. Step 6: Final answer
    x = 17,181.67

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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.