Home / 39,935.99-55,109.81-22,928.27

Finding the Fourth Proportional to 39,935.99, 55,109.81 and 22,928.27

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Solution

The fourth proportional to 39,935.99, 55,109.81 and 22,928.27 is: 31,639.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,935.99 : 55,109.81 = 22,928.27 : x
  2. Step 2: Convert to fraction form
    39,935.99/55,109.81 = 22,928.27/x
  3. Step 3: Cross multiply
    39,935.99x = 55,109.81 × 22,928.27
  4. Step 4: Simplify right side
    39,935.99x = 1,263,572,603.33
  5. Step 5: Solve for x
    x = 1,263,572,603.33/39,935.99
  6. Step 6: Final answer
    x = 31,639.95

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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.