Home / 14,501.26-20,011.71-8,214.22

Finding the Fourth Proportional to 14,501.26, 20,011.71 and 8,214.22

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Solution

The fourth proportional to 14,501.26, 20,011.71 and 8,214.22 is: 11,335.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.26 : 20,011.71 = 8,214.22 : x
  2. Step 2: Convert to fraction form
    14,501.26/20,011.71 = 8,214.22/x
  3. Step 3: Cross multiply
    14,501.26x = 20,011.71 × 8,214.22
  4. Step 4: Simplify right side
    14,501.26x = 164,380,588.52
  5. Step 5: Solve for x
    x = 164,380,588.52/14,501.26
  6. Step 6: Final answer
    x = 11,335.61

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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.