Home / 18,176.16-25,083.36-10,724.16

Finding the Fourth Proportional to 18,176.16, 25,083.36 and 10,724.16

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Solution

The fourth proportional to 18,176.16, 25,083.36 and 10,724.16 is: 14,799.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.16 : 25,083.36 = 10,724.16 : x
  2. Step 2: Convert to fraction form
    18,176.16/25,083.36 = 10,724.16/x
  3. Step 3: Cross multiply
    18,176.16x = 25,083.36 × 10,724.16
  4. Step 4: Simplify right side
    18,176.16x = 268,997,965.98
  5. Step 5: Solve for x
    x = 268,997,965.98/18,176.16
  6. Step 6: Final answer
    x = 14,799.49

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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.