Home / 26,477.28-39,759.84-22,128.48

Finding the Fourth Proportional to 26,477.28, 39,759.84 and 22,128.48

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Solution

The fourth proportional to 26,477.28, 39,759.84 and 22,128.48 is: 33,229.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,477.28 : 39,759.84 = 22,128.48 : x
  2. Step 2: Convert to fraction form
    26,477.28/39,759.84 = 22,128.48/x
  3. Step 3: Cross multiply
    26,477.28x = 39,759.84 × 22,128.48
  4. Step 4: Simplify right side
    26,477.28x = 879,824,824.24
  5. Step 5: Solve for x
    x = 879,824,824.24/26,477.28
  6. Step 6: Final answer
    x = 33,229.43

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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.