Home / 18,232.36-25,160.96-10,274.72

Finding the Fourth Proportional to 18,232.36, 25,160.96 and 10,274.72

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Solution

The fourth proportional to 18,232.36, 25,160.96 and 10,274.72 is: 14,179.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.36 : 25,160.96 = 10,274.72 : x
  2. Step 2: Convert to fraction form
    18,232.36/25,160.96 = 10,274.72/x
  3. Step 3: Cross multiply
    18,232.36x = 25,160.96 × 10,274.72
  4. Step 4: Simplify right side
    18,232.36x = 258,521,718.81
  5. Step 5: Solve for x
    x = 258,521,718.81/18,232.36
  6. Step 6: Final answer
    x = 14,179.28

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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.