Home / 35,404.92-53,103.30-13,219.08

Finding the Fourth Proportional to 35,404.92, 53,103.30 and 13,219.08

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Solution

The fourth proportional to 35,404.92, 53,103.30 and 13,219.08 is: 19,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,404.92 : 53,103.30 = 13,219.08 : x
  2. Step 2: Convert to fraction form
    35,404.92/53,103.30 = 13,219.08/x
  3. Step 3: Cross multiply
    35,404.92x = 53,103.30 × 13,219.08
  4. Step 4: Simplify right side
    35,404.92x = 701,976,770.96
  5. Step 5: Solve for x
    x = 701,976,770.96/35,404.92
  6. Step 6: Final answer
    x = 19,827.10

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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.