Home / 40,019.71-55,228.38-23,896.48

Finding the Fourth Proportional to 40,019.71, 55,228.38 and 23,896.48

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Solution

The fourth proportional to 40,019.71, 55,228.38 and 23,896.48 is: 32,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,019.71 : 55,228.38 = 23,896.48 : x
  2. Step 2: Convert to fraction form
    40,019.71/55,228.38 = 23,896.48/x
  3. Step 3: Cross multiply
    40,019.71x = 55,228.38 × 23,896.48
  4. Step 4: Simplify right side
    40,019.71x = 1,319,763,878.10
  5. Step 5: Solve for x
    x = 1,319,763,878.10/40,019.71
  6. Step 6: Final answer
    x = 32,977.85

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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.