Home / 38,305.54-57,444.09-13,339.18

Finding the Fourth Proportional to 38,305.54, 57,444.09 and 13,339.18

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Solution

The fourth proportional to 38,305.54, 57,444.09 and 13,339.18 is: 20,003.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,305.54 : 57,444.09 = 13,339.18 : x
  2. Step 2: Convert to fraction form
    38,305.54/57,444.09 = 13,339.18/x
  3. Step 3: Cross multiply
    38,305.54x = 57,444.09 × 13,339.18
  4. Step 4: Simplify right side
    38,305.54x = 766,257,056.45
  5. Step 5: Solve for x
    x = 766,257,056.45/38,305.54
  6. Step 6: Final answer
    x = 20,003.82

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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.