Home / 39,944.91-55,127.07-22,041.48

Finding the Fourth Proportional to 39,944.91, 55,127.07 and 22,041.48

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Solution

The fourth proportional to 39,944.91, 55,127.07 and 22,041.48 is: 30,418.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,944.91 : 55,127.07 = 22,041.48 : x
  2. Step 2: Convert to fraction form
    39,944.91/55,127.07 = 22,041.48/x
  3. Step 3: Cross multiply
    39,944.91x = 55,127.07 × 22,041.48
  4. Step 4: Simplify right side
    39,944.91x = 1,215,082,210.86
  5. Step 5: Solve for x
    x = 1,215,082,210.86/39,944.91
  6. Step 6: Final answer
    x = 30,418.95

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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.