Home / 25,918.31-38,877.54-7,199.37

Finding the Fourth Proportional to 25,918.31, 38,877.54 and 7,199.37

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Solution

The fourth proportional to 25,918.31, 38,877.54 and 7,199.37 is: 10,799.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,918.31 : 38,877.54 = 7,199.37 : x
  2. Step 2: Convert to fraction form
    25,918.31/38,877.54 = 7,199.37/x
  3. Step 3: Cross multiply
    25,918.31x = 38,877.54 × 7,199.37
  4. Step 4: Simplify right side
    25,918.31x = 279,893,795.15
  5. Step 5: Solve for x
    x = 279,893,795.15/25,918.31
  6. Step 6: Final answer
    x = 10,799.08

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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.