Home / 39,964.67-55,148.88-22,059.22

Finding the Fourth Proportional to 39,964.67, 55,148.88 and 22,059.22

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Solution

The fourth proportional to 39,964.67, 55,148.88 and 22,059.22 is: 30,440.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.67 : 55,148.88 = 22,059.22 : x
  2. Step 2: Convert to fraction form
    39,964.67/55,148.88 = 22,059.22/x
  3. Step 3: Cross multiply
    39,964.67x = 55,148.88 × 22,059.22
  4. Step 4: Simplify right side
    39,964.67x = 1,216,541,276.67
  5. Step 5: Solve for x
    x = 1,216,541,276.67/39,964.67
  6. Step 6: Final answer
    x = 30,440.42

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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.