Home / 41,236.16-61,856.48-11,656.32

Finding the Fourth Proportional to 41,236.16, 61,856.48 and 11,656.32

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Solution

The fourth proportional to 41,236.16, 61,856.48 and 11,656.32 is: 17,485.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,236.16 : 61,856.48 = 11,656.32 : x
  2. Step 2: Convert to fraction form
    41,236.16/61,856.48 = 11,656.32/x
  3. Step 3: Cross multiply
    41,236.16x = 61,856.48 × 11,656.32
  4. Step 4: Simplify right side
    41,236.16x = 721,018,924.95
  5. Step 5: Solve for x
    x = 721,018,924.95/41,236.16
  6. Step 6: Final answer
    x = 17,485.11

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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.