Home / 16,957.20-25,436.64-5,712.32

Finding the Fourth Proportional to 16,957.20, 25,436.64 and 5,712.32

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Solution

The fourth proportional to 16,957.20, 25,436.64 and 5,712.32 is: 8,568.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,957.20 : 25,436.64 = 5,712.32 : x
  2. Step 2: Convert to fraction form
    16,957.20/25,436.64 = 5,712.32/x
  3. Step 3: Cross multiply
    16,957.20x = 25,436.64 × 5,712.32
  4. Step 4: Simplify right side
    16,957.20x = 145,302,227.40
  5. Step 5: Solve for x
    x = 145,302,227.40/16,957.20
  6. Step 6: Final answer
    x = 8,568.76

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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.