Home / 39,938.39-55,114.61-22,033.53

Finding the Fourth Proportional to 39,938.39, 55,114.61 and 22,033.53

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Solution

The fourth proportional to 39,938.39, 55,114.61 and 22,033.53 is: 30,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938.39 : 55,114.61 = 22,033.53 : x
  2. Step 2: Convert to fraction form
    39,938.39/55,114.61 = 22,033.53/x
  3. Step 3: Cross multiply
    39,938.39x = 55,114.61 × 22,033.53
  4. Step 4: Simplify right side
    39,938.39x = 1,214,369,302.71
  5. Step 5: Solve for x
    x = 1,214,369,302.71/39,938.39
  6. Step 6: Final answer
    x = 30,406.07

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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.