Home / 27,009.24-40,531.32-13,150.68

Finding the Fourth Proportional to 27,009.24, 40,531.32 and 13,150.68

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Solution

The fourth proportional to 27,009.24, 40,531.32 and 13,150.68 is: 19,734.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,009.24 : 40,531.32 = 13,150.68 : x
  2. Step 2: Convert to fraction form
    27,009.24/40,531.32 = 13,150.68/x
  3. Step 3: Cross multiply
    27,009.24x = 40,531.32 × 13,150.68
  4. Step 4: Simplify right side
    27,009.24x = 533,014,419.30
  5. Step 5: Solve for x
    x = 533,014,419.30/27,009.24
  6. Step 6: Final answer
    x = 19,734.52

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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.