Home / 14,500.26-20,010.36-8,126.91

Finding the Fourth Proportional to 14,500.26, 20,010.36 and 8,126.91

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Solution

The fourth proportional to 14,500.26, 20,010.36 and 8,126.91 is: 11,215.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500.26 : 20,010.36 = 8,126.91 : x
  2. Step 2: Convert to fraction form
    14,500.26/20,010.36 = 8,126.91/x
  3. Step 3: Cross multiply
    14,500.26x = 20,010.36 × 8,126.91
  4. Step 4: Simplify right side
    14,500.26x = 162,622,394.79
  5. Step 5: Solve for x
    x = 162,622,394.79/14,500.26
  6. Step 6: Final answer
    x = 11,215.14

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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.