Home / 25,508.03-38,263.32-18,091.31

Finding the Fourth Proportional to 25,508.03, 38,263.32 and 18,091.31

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Solution

The fourth proportional to 25,508.03, 38,263.32 and 18,091.31 is: 27,137.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,508.03 : 38,263.32 = 18,091.31 : x
  2. Step 2: Convert to fraction form
    25,508.03/38,263.32 = 18,091.31/x
  3. Step 3: Cross multiply
    25,508.03x = 38,263.32 × 18,091.31
  4. Step 4: Simplify right side
    25,508.03x = 692,233,392.43
  5. Step 5: Solve for x
    x = 692,233,392.43/25,508.03
  6. Step 6: Final answer
    x = 27,137.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.