Home / 39,280.75-54,214.73-22,513.75

Finding the Fourth Proportional to 39,280.75, 54,214.73 and 22,513.75

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Solution

The fourth proportional to 39,280.75, 54,214.73 and 22,513.75 is: 31,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,280.75 : 54,214.73 = 22,513.75 : x
  2. Step 2: Convert to fraction form
    39,280.75/54,214.73 = 22,513.75/x
  3. Step 3: Cross multiply
    39,280.75x = 54,214.73 × 22,513.75
  4. Step 4: Simplify right side
    39,280.75x = 1,220,576,877.54
  5. Step 5: Solve for x
    x = 1,220,576,877.54/39,280.75
  6. Step 6: Final answer
    x = 31,073.16

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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.