Home / 19,516.83-29,276.54-6,865.06

Finding the Fourth Proportional to 19,516.83, 29,276.54 and 6,865.06

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Solution

The fourth proportional to 19,516.83, 29,276.54 and 6,865.06 is: 10,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.83 : 29,276.54 = 6,865.06 : x
  2. Step 2: Convert to fraction form
    19,516.83/29,276.54 = 6,865.06/x
  3. Step 3: Cross multiply
    19,516.83x = 29,276.54 × 6,865.06
  4. Step 4: Simplify right side
    19,516.83x = 200,985,203.69
  5. Step 5: Solve for x
    x = 200,985,203.69/19,516.83
  6. Step 6: Final answer
    x = 10,298.05

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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.