Home / 18,816-25,966.08-10,433.04

Finding the Fourth Proportional to 18,816, 25,966.08 and 10,433.04

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Solution

The fourth proportional to 18,816, 25,966.08 and 10,433.04 is: 14,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,816 : 25,966.08 = 10,433.04 : x
  2. Step 2: Convert to fraction form
    18,816/25,966.08 = 10,433.04/x
  3. Step 3: Cross multiply
    18,816x = 25,966.08 × 10,433.04
  4. Step 4: Simplify right side
    18,816x = 270,905,151.28
  5. Step 5: Solve for x
    x = 270,905,151.28/18,816
  6. Step 6: Final answer
    x = 14,397.60

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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.