Home / 26,659.26-40,013.12-14,189.72

Finding the Fourth Proportional to 26,659.26, 40,013.12 and 14,189.72

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Solution

The fourth proportional to 26,659.26, 40,013.12 and 14,189.72 is: 21,297.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,659.26 : 40,013.12 = 14,189.72 : x
  2. Step 2: Convert to fraction form
    26,659.26/40,013.12 = 14,189.72/x
  3. Step 3: Cross multiply
    26,659.26x = 40,013.12 × 14,189.72
  4. Step 4: Simplify right side
    26,659.26x = 567,774,804.54
  5. Step 5: Solve for x
    x = 567,774,804.54/26,659.26
  6. Step 6: Final answer
    x = 21,297.47

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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.