Home / 25,382.64-35,043.90-16,311.66

Finding the Fourth Proportional to 25,382.64, 35,043.90 and 16,311.66

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Solution

The fourth proportional to 25,382.64, 35,043.90 and 16,311.66 is: 22,520.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,382.64 : 35,043.90 = 16,311.66 : x
  2. Step 2: Convert to fraction form
    25,382.64/35,043.90 = 16,311.66/x
  3. Step 3: Cross multiply
    25,382.64x = 35,043.90 × 16,311.66
  4. Step 4: Simplify right side
    25,382.64x = 571,624,181.87
  5. Step 5: Solve for x
    x = 571,624,181.87/25,382.64
  6. Step 6: Final answer
    x = 22,520.28

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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.