Home / 39,859.31-55,001.07-22,862.68

Finding the Fourth Proportional to 39,859.31, 55,001.07 and 22,862.68

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Solution

The fourth proportional to 39,859.31, 55,001.07 and 22,862.68 is: 31,547.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,859.31 : 55,001.07 = 22,862.68 : x
  2. Step 2: Convert to fraction form
    39,859.31/55,001.07 = 22,862.68/x
  3. Step 3: Cross multiply
    39,859.31x = 55,001.07 × 22,862.68
  4. Step 4: Simplify right side
    39,859.31x = 1,257,471,725.56
  5. Step 5: Solve for x
    x = 1,257,471,725.56/39,859.31
  6. Step 6: Final answer
    x = 31,547.75

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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.