Home / 19,407.76-29,084.31-8,851.84

Finding the Fourth Proportional to 19,407.76, 29,084.31 and 8,851.84

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Solution

The fourth proportional to 19,407.76, 29,084.31 and 8,851.84 is: 13,265.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,407.76 : 29,084.31 = 8,851.84 : x
  2. Step 2: Convert to fraction form
    19,407.76/29,084.31 = 8,851.84/x
  3. Step 3: Cross multiply
    19,407.76x = 29,084.31 × 8,851.84
  4. Step 4: Simplify right side
    19,407.76x = 257,449,658.63
  5. Step 5: Solve for x
    x = 257,449,658.63/19,407.76
  6. Step 6: Final answer
    x = 13,265.29

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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.