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Finding the Fourth Proportional to 22,402.01, 33,606.50 and 7,607.48

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Solution

The fourth proportional to 22,402.01, 33,606.50 and 7,607.48 is: 11,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,402.01 : 33,606.50 = 7,607.48 : x
  2. Step 2: Convert to fraction form
    22,402.01/33,606.50 = 7,607.48/x
  3. Step 3: Cross multiply
    22,402.01x = 33,606.50 × 7,607.48
  4. Step 4: Simplify right side
    22,402.01x = 255,660,570.55
  5. Step 5: Solve for x
    x = 255,660,570.55/22,402.01
  6. Step 6: Final answer
    x = 11,412.40

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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.