Home / 26,809.18-40,215.69-7,087.50

Finding the Fourth Proportional to 26,809.18, 40,215.69 and 7,087.50

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Solution

The fourth proportional to 26,809.18, 40,215.69 and 7,087.50 is: 10,631.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,809.18 : 40,215.69 = 7,087.50 : x
  2. Step 2: Convert to fraction form
    26,809.18/40,215.69 = 7,087.50/x
  3. Step 3: Cross multiply
    26,809.18x = 40,215.69 × 7,087.50
  4. Step 4: Simplify right side
    26,809.18x = 285,028,702.88
  5. Step 5: Solve for x
    x = 285,028,702.88/26,809.18
  6. Step 6: Final answer
    x = 10,631.76

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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.