Home / 36,108.18-49,892.76-31,291.11

Finding the Fourth Proportional to 36,108.18, 49,892.76 and 31,291.11

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Solution

The fourth proportional to 36,108.18, 49,892.76 and 31,291.11 is: 43,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,108.18 : 49,892.76 = 31,291.11 : x
  2. Step 2: Convert to fraction form
    36,108.18/49,892.76 = 31,291.11/x
  3. Step 3: Cross multiply
    36,108.18x = 49,892.76 × 31,291.11
  4. Step 4: Simplify right side
    36,108.18x = 1,561,199,841.36
  5. Step 5: Solve for x
    x = 1,561,199,841.36/36,108.18
  6. Step 6: Final answer
    x = 43,236.74

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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.