Home / 26,460.18-39,680.27-10,659.86

Finding the Fourth Proportional to 26,460.18, 39,680.27 and 10,659.86

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Solution

The fourth proportional to 26,460.18, 39,680.27 and 10,659.86 is: 15,985.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,460.18 : 39,680.27 = 10,659.86 : x
  2. Step 2: Convert to fraction form
    26,460.18/39,680.27 = 10,659.86/x
  3. Step 3: Cross multiply
    26,460.18x = 39,680.27 × 10,659.86
  4. Step 4: Simplify right side
    26,460.18x = 422,985,871.26
  5. Step 5: Solve for x
    x = 422,985,871.26/26,460.18
  6. Step 6: Final answer
    x = 15,985.75

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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.