Home / 26,679.55-36,820.35-14,743.69

Finding the Fourth Proportional to 26,679.55, 36,820.35 and 14,743.69

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Solution

The fourth proportional to 26,679.55, 36,820.35 and 14,743.69 is: 20,347.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679.55 : 36,820.35 = 14,743.69 : x
  2. Step 2: Convert to fraction form
    26,679.55/36,820.35 = 14,743.69/x
  3. Step 3: Cross multiply
    26,679.55x = 36,820.35 × 14,743.69
  4. Step 4: Simplify right side
    26,679.55x = 542,867,826.09
  5. Step 5: Solve for x
    x = 542,867,826.09/26,679.55
  6. Step 6: Final answer
    x = 20,347.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.