Home / 38,705.13-53,293.89-33,897.36

Finding the Fourth Proportional to 38,705.13, 53,293.89 and 33,897.36

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Solution

The fourth proportional to 38,705.13, 53,293.89 and 33,897.36 is: 46,673.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,705.13 : 53,293.89 = 33,897.36 : x
  2. Step 2: Convert to fraction form
    38,705.13/53,293.89 = 33,897.36/x
  3. Step 3: Cross multiply
    38,705.13x = 53,293.89 × 33,897.36
  4. Step 4: Simplify right side
    38,705.13x = 1,806,522,175.13
  5. Step 5: Solve for x
    x = 1,806,522,175.13/38,705.13
  6. Step 6: Final answer
    x = 46,673.97

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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.