Home / 39,915.07-59,873.19-11,837.98

Finding the Fourth Proportional to 39,915.07, 59,873.19 and 11,837.98

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Solution

The fourth proportional to 39,915.07, 59,873.19 and 11,837.98 is: 17,757.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,915.07 : 59,873.19 = 11,837.98 : x
  2. Step 2: Convert to fraction form
    39,915.07/59,873.19 = 11,837.98/x
  3. Step 3: Cross multiply
    39,915.07x = 59,873.19 × 11,837.98
  4. Step 4: Simplify right side
    39,915.07x = 708,777,625.76
  5. Step 5: Solve for x
    x = 708,777,625.76/39,915.07
  6. Step 6: Final answer
    x = 17,757.14

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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.