Home / 26,111.64-39,182.50-11,322.06

Finding the Fourth Proportional to 26,111.64, 39,182.50 and 11,322.06

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Solution

The fourth proportional to 26,111.64, 39,182.50 and 11,322.06 is: 16,989.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,111.64 : 39,182.50 = 11,322.06 : x
  2. Step 2: Convert to fraction form
    26,111.64/39,182.50 = 11,322.06/x
  3. Step 3: Cross multiply
    26,111.64x = 39,182.50 × 11,322.06
  4. Step 4: Simplify right side
    26,111.64x = 443,626,615.95
  5. Step 5: Solve for x
    x = 443,626,615.95/26,111.64
  6. Step 6: Final answer
    x = 16,989.61

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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.