Home / 26,422.08-39,639.52-7,954.08

Finding the Fourth Proportional to 26,422.08, 39,639.52 and 7,954.08

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Solution

The fourth proportional to 26,422.08, 39,639.52 and 7,954.08 is: 11,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.08 : 39,639.52 = 7,954.08 : x
  2. Step 2: Convert to fraction form
    26,422.08/39,639.52 = 7,954.08/x
  3. Step 3: Cross multiply
    26,422.08x = 39,639.52 × 7,954.08
  4. Step 4: Simplify right side
    26,422.08x = 315,295,913.24
  5. Step 5: Solve for x
    x = 315,295,913.24/26,422.08
  6. Step 6: Final answer
    x = 11,933.05

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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.