Home / 23,428.40-35,142.51-6,788.41

Finding the Fourth Proportional to 23,428.40, 35,142.51 and 6,788.41

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Solution

The fourth proportional to 23,428.40, 35,142.51 and 6,788.41 is: 10,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,428.40 : 35,142.51 = 6,788.41 : x
  2. Step 2: Convert to fraction form
    23,428.40/35,142.51 = 6,788.41/x
  3. Step 3: Cross multiply
    23,428.40x = 35,142.51 × 6,788.41
  4. Step 4: Simplify right side
    23,428.40x = 238,561,665.72
  5. Step 5: Solve for x
    x = 238,561,665.72/23,428.40
  6. Step 6: Final answer
    x = 10,182.59

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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.