Home / 38,003.15-56,999.37-13,042.76

Finding the Fourth Proportional to 38,003.15, 56,999.37 and 13,042.76

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Solution

The fourth proportional to 38,003.15, 56,999.37 and 13,042.76 is: 19,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,003.15 : 56,999.37 = 13,042.76 : x
  2. Step 2: Convert to fraction form
    38,003.15/56,999.37 = 13,042.76/x
  3. Step 3: Cross multiply
    38,003.15x = 56,999.37 × 13,042.76
  4. Step 4: Simplify right side
    38,003.15x = 743,429,103.06
  5. Step 5: Solve for x
    x = 743,429,103.06/38,003.15
  6. Step 6: Final answer
    x = 19,562.30

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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.