Home / 40,239.88-55,528.41-22,334.02

Finding the Fourth Proportional to 40,239.88, 55,528.41 and 22,334.02

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Solution

The fourth proportional to 40,239.88, 55,528.41 and 22,334.02 is: 30,819.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,239.88 : 55,528.41 = 22,334.02 : x
  2. Step 2: Convert to fraction form
    40,239.88/55,528.41 = 22,334.02/x
  3. Step 3: Cross multiply
    40,239.88x = 55,528.41 × 22,334.02
  4. Step 4: Simplify right side
    40,239.88x = 1,240,172,619.51
  5. Step 5: Solve for x
    x = 1,240,172,619.51/40,239.88
  6. Step 6: Final answer
    x = 30,819.49

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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.