Home / 34,185.33-51,300.93-11,998.78

Finding the Fourth Proportional to 34,185.33, 51,300.93 and 11,998.78

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Solution

The fourth proportional to 34,185.33, 51,300.93 and 11,998.78 is: 18,006.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,185.33 : 51,300.93 = 11,998.78 : x
  2. Step 2: Convert to fraction form
    34,185.33/51,300.93 = 11,998.78/x
  3. Step 3: Cross multiply
    34,185.33x = 51,300.93 × 11,998.78
  4. Step 4: Simplify right side
    34,185.33x = 615,548,444.61
  5. Step 5: Solve for x
    x = 615,548,444.61/34,185.33
  6. Step 6: Final answer
    x = 18,006.22

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1.5x scale

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.