Home / 34,913.88-48,181.16-18,998.39

Finding the Fourth Proportional to 34,913.88, 48,181.16 and 18,998.39

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Solution

The fourth proportional to 34,913.88, 48,181.16 and 18,998.39 is: 26,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,913.88 : 48,181.16 = 18,998.39 : x
  2. Step 2: Convert to fraction form
    34,913.88/48,181.16 = 18,998.39/x
  3. Step 3: Cross multiply
    34,913.88x = 48,181.16 × 18,998.39
  4. Step 4: Simplify right side
    34,913.88x = 915,364,636.28
  5. Step 5: Solve for x
    x = 915,364,636.28/34,913.88
  6. Step 6: Final answer
    x = 26,217.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.