Home / 19,820.93-29,731.40-5,969.93

Finding the Fourth Proportional to 19,820.93, 29,731.40 and 5,969.93

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Solution

The fourth proportional to 19,820.93, 29,731.40 and 5,969.93 is: 8,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,820.93 : 29,731.40 = 5,969.93 : x
  2. Step 2: Convert to fraction form
    19,820.93/29,731.40 = 5,969.93/x
  3. Step 3: Cross multiply
    19,820.93x = 29,731.40 × 5,969.93
  4. Step 4: Simplify right side
    19,820.93x = 177,494,346.95
  5. Step 5: Solve for x
    x = 177,494,346.95/19,820.93
  6. Step 6: Final answer
    x = 8,954.90

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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.