Home / 38,664.51-57,895.92-21,098.04

Finding the Fourth Proportional to 38,664.51, 57,895.92 and 21,098.04

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Solution

The fourth proportional to 38,664.51, 57,895.92 and 21,098.04 is: 31,592.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,664.51 : 57,895.92 = 21,098.04 : x
  2. Step 2: Convert to fraction form
    38,664.51/57,895.92 = 21,098.04/x
  3. Step 3: Cross multiply
    38,664.51x = 57,895.92 × 21,098.04
  4. Step 4: Simplify right side
    38,664.51x = 1,221,490,436.00
  5. Step 5: Solve for x
    x = 1,221,490,436.00/38,664.51
  6. Step 6: Final answer
    x = 31,592.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.