Home / 26,464.84-39,703-7,746.42

Finding the Fourth Proportional to 26,464.84, 39,703 and 7,746.42

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Solution

The fourth proportional to 26,464.84, 39,703 and 7,746.42 is: 11,621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,464.84 : 39,703 = 7,746.42 : x
  2. Step 2: Convert to fraction form
    26,464.84/39,703 = 7,746.42/x
  3. Step 3: Cross multiply
    26,464.84x = 39,703 × 7,746.42
  4. Step 4: Simplify right side
    26,464.84x = 307,556,113.26
  5. Step 5: Solve for x
    x = 307,556,113.26/26,464.84
  6. Step 6: Final answer
    x = 11,621.31

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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.