Home / 39,928.55-55,101.47-22,024.71

Finding the Fourth Proportional to 39,928.55, 55,101.47 and 22,024.71

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Solution

The fourth proportional to 39,928.55, 55,101.47 and 22,024.71 is: 30,394.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,928.55 : 55,101.47 = 22,024.71 : x
  2. Step 2: Convert to fraction form
    39,928.55/55,101.47 = 22,024.71/x
  3. Step 3: Cross multiply
    39,928.55x = 55,101.47 × 22,024.71
  4. Step 4: Simplify right side
    39,928.55x = 1,213,593,787.20
  5. Step 5: Solve for x
    x = 1,213,593,787.20/39,928.55
  6. Step 6: Final answer
    x = 30,394.14

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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.