Home / 45,288.64-67,963.20-17,234.56

Finding the Fourth Proportional to 45,288.64, 67,963.20 and 17,234.56

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Solution

The fourth proportional to 45,288.64, 67,963.20 and 17,234.56 is: 25,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,288.64 : 67,963.20 = 17,234.56 : x
  2. Step 2: Convert to fraction form
    45,288.64/67,963.20 = 17,234.56/x
  3. Step 3: Cross multiply
    45,288.64x = 67,963.20 × 17,234.56
  4. Step 4: Simplify right side
    45,288.64x = 1,171,315,848.19
  5. Step 5: Solve for x
    x = 1,171,315,848.19/45,288.64
  6. Step 6: Final answer
    x = 25,863.35

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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.