Home / 39,946.96-55,126.56-22,041.88

Finding the Fourth Proportional to 39,946.96, 55,126.56 and 22,041.88

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Solution

The fourth proportional to 39,946.96, 55,126.56 and 22,041.88 is: 30,417.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,946.96 : 55,126.56 = 22,041.88 : x
  2. Step 2: Convert to fraction form
    39,946.96/55,126.56 = 22,041.88/x
  3. Step 3: Cross multiply
    39,946.96x = 55,126.56 × 22,041.88
  4. Step 4: Simplify right side
    39,946.96x = 1,215,093,020.33
  5. Step 5: Solve for x
    x = 1,215,093,020.33/39,946.96
  6. Step 6: Final answer
    x = 30,417.66

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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.