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Finding the Fourth Proportional to 14,502.01, 20,011.01 and 8,127.14

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Solution

The fourth proportional to 14,502.01, 20,011.01 and 8,127.14 is: 11,214.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502.01 : 20,011.01 = 8,127.14 : x
  2. Step 2: Convert to fraction form
    14,502.01/20,011.01 = 8,127.14/x
  3. Step 3: Cross multiply
    14,502.01x = 20,011.01 × 8,127.14
  4. Step 4: Simplify right side
    14,502.01x = 162,632,196.26
  5. Step 5: Solve for x
    x = 162,632,196.26/14,502.01
  6. Step 6: Final answer
    x = 11,214.46

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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.