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Finding the Fourth Proportional to 22,415.89, 33,605.01 and 9,756.19

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Solution

The fourth proportional to 22,415.89, 33,605.01 and 9,756.19 is: 14,626.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,415.89 : 33,605.01 = 9,756.19 : x
  2. Step 2: Convert to fraction form
    22,415.89/33,605.01 = 9,756.19/x
  3. Step 3: Cross multiply
    22,415.89x = 33,605.01 × 9,756.19
  4. Step 4: Simplify right side
    22,415.89x = 327,856,862.51
  5. Step 5: Solve for x
    x = 327,856,862.51/22,415.89
  6. Step 6: Final answer
    x = 14,626.09

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1.5x scale

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.