Home / 35,847.11-53,775.83-12,156.75

Finding the Fourth Proportional to 35,847.11, 53,775.83 and 12,156.75

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Solution

The fourth proportional to 35,847.11, 53,775.83 and 12,156.75 is: 18,236.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,847.11 : 53,775.83 = 12,156.75 : x
  2. Step 2: Convert to fraction form
    35,847.11/53,775.83 = 12,156.75/x
  3. Step 3: Cross multiply
    35,847.11x = 53,775.83 × 12,156.75
  4. Step 4: Simplify right side
    35,847.11x = 653,739,351.74
  5. Step 5: Solve for x
    x = 653,739,351.74/35,847.11
  6. Step 6: Final answer
    x = 18,236.88

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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.