Home / 45,455.38-68,214.22-15,873.20

Finding the Fourth Proportional to 45,455.38, 68,214.22 and 15,873.20

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Solution

The fourth proportional to 45,455.38, 68,214.22 and 15,873.20 is: 23,820.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,455.38 : 68,214.22 = 15,873.20 : x
  2. Step 2: Convert to fraction form
    45,455.38/68,214.22 = 15,873.20/x
  3. Step 3: Cross multiply
    45,455.38x = 68,214.22 × 15,873.20
  4. Step 4: Simplify right side
    45,455.38x = 1,082,777,956.90
  5. Step 5: Solve for x
    x = 1,082,777,956.90/45,455.38
  6. Step 6: Final answer
    x = 23,820.68

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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.