Home / 31,772.78-43,847.02-17,433.35

Finding the Fourth Proportional to 31,772.78, 43,847.02 and 17,433.35

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Solution

The fourth proportional to 31,772.78, 43,847.02 and 17,433.35 is: 24,058.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,772.78 : 43,847.02 = 17,433.35 : x
  2. Step 2: Convert to fraction form
    31,772.78/43,847.02 = 17,433.35/x
  3. Step 3: Cross multiply
    31,772.78x = 43,847.02 × 17,433.35
  4. Step 4: Simplify right side
    31,772.78x = 764,400,446.12
  5. Step 5: Solve for x
    x = 764,400,446.12/31,772.78
  6. Step 6: Final answer
    x = 24,058.34

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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.