Home / 38,129.32-57,193.97-10,427.32

Finding the Fourth Proportional to 38,129.32, 57,193.97 and 10,427.32

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Solution

The fourth proportional to 38,129.32, 57,193.97 and 10,427.32 is: 15,640.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,129.32 : 57,193.97 = 10,427.32 : x
  2. Step 2: Convert to fraction form
    38,129.32/57,193.97 = 10,427.32/x
  3. Step 3: Cross multiply
    38,129.32x = 57,193.97 × 10,427.32
  4. Step 4: Simplify right side
    38,129.32x = 596,379,827.26
  5. Step 5: Solve for x
    x = 596,379,827.26/38,129.32
  6. Step 6: Final answer
    x = 15,640.98

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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.