Home / 19,851.13-29,749.15-8,741.17

Finding the Fourth Proportional to 19,851.13, 29,749.15 and 8,741.17

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Solution

The fourth proportional to 19,851.13, 29,749.15 and 8,741.17 is: 13,099.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,851.13 : 29,749.15 = 8,741.17 : x
  2. Step 2: Convert to fraction form
    19,851.13/29,749.15 = 8,741.17/x
  3. Step 3: Cross multiply
    19,851.13x = 29,749.15 × 8,741.17
  4. Step 4: Simplify right side
    19,851.13x = 260,042,377.51
  5. Step 5: Solve for x
    x = 260,042,377.51/19,851.13
  6. Step 6: Final answer
    x = 13,099.63

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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.