Home / 39,936.43-55,111.75-22,032.19

Finding the Fourth Proportional to 39,936.43, 55,111.75 and 22,032.19

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Solution

The fourth proportional to 39,936.43, 55,111.75 and 22,032.19 is: 30,404.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,936.43 : 55,111.75 = 22,032.19 : x
  2. Step 2: Convert to fraction form
    39,936.43/55,111.75 = 22,032.19/x
  3. Step 3: Cross multiply
    39,936.43x = 55,111.75 × 22,032.19
  4. Step 4: Simplify right side
    39,936.43x = 1,214,232,547.23
  5. Step 5: Solve for x
    x = 1,214,232,547.23/39,936.43
  6. Step 6: Final answer
    x = 30,404.13

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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.