Home / 18,436.24-25,442.16-10,052.80

Finding the Fourth Proportional to 18,436.24, 25,442.16 and 10,052.80

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Solution

The fourth proportional to 18,436.24, 25,442.16 and 10,052.80 is: 13,872.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,436.24 : 25,442.16 = 10,052.80 : x
  2. Step 2: Convert to fraction form
    18,436.24/25,442.16 = 10,052.80/x
  3. Step 3: Cross multiply
    18,436.24x = 25,442.16 × 10,052.80
  4. Step 4: Simplify right side
    18,436.24x = 255,764,946.05
  5. Step 5: Solve for x
    x = 255,764,946.05/18,436.24
  6. Step 6: Final answer
    x = 13,872.95

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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.