Home / 47,057.50-70,588.17-11,998.07

Finding the Fourth Proportional to 47,057.50, 70,588.17 and 11,998.07

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Solution

The fourth proportional to 47,057.50, 70,588.17 and 11,998.07 is: 17,997.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,057.50 : 70,588.17 = 11,998.07 : x
  2. Step 2: Convert to fraction form
    47,057.50/70,588.17 = 11,998.07/x
  3. Step 3: Cross multiply
    47,057.50x = 70,588.17 × 11,998.07
  4. Step 4: Simplify right side
    47,057.50x = 846,921,451.89
  5. Step 5: Solve for x
    x = 846,921,451.89/47,057.50
  6. Step 6: Final answer
    x = 17,997.59

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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.