Home / 18,459.66-25,476.20-10,908.43

Finding the Fourth Proportional to 18,459.66, 25,476.20 and 10,908.43

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Solution

The fourth proportional to 18,459.66, 25,476.20 and 10,908.43 is: 15,054.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459.66 : 25,476.20 = 10,908.43 : x
  2. Step 2: Convert to fraction form
    18,459.66/25,476.20 = 10,908.43/x
  3. Step 3: Cross multiply
    18,459.66x = 25,476.20 × 10,908.43
  4. Step 4: Simplify right side
    18,459.66x = 277,905,344.37
  5. Step 5: Solve for x
    x = 277,905,344.37/18,459.66
  6. Step 6: Final answer
    x = 15,054.74

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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.