Home / 26,698.68-40,228.24-22,120.56

Finding the Fourth Proportional to 26,698.68, 40,228.24 and 22,120.56

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Solution

The fourth proportional to 26,698.68, 40,228.24 and 22,120.56 is: 33,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,698.68 : 40,228.24 = 22,120.56 : x
  2. Step 2: Convert to fraction form
    26,698.68/40,228.24 = 22,120.56/x
  3. Step 3: Cross multiply
    26,698.68x = 40,228.24 × 22,120.56
  4. Step 4: Simplify right side
    26,698.68x = 889,871,196.61
  5. Step 5: Solve for x
    x = 889,871,196.61/26,698.68
  6. Step 6: Final answer
    x = 33,330.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.