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Finding the Fourth Proportional to 22,000.51, 33,003.49 and 7,210.92

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Solution

The fourth proportional to 22,000.51, 33,003.49 and 7,210.92 is: 10,817.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.51 : 33,003.49 = 7,210.92 : x
  2. Step 2: Convert to fraction form
    22,000.51/33,003.49 = 7,210.92/x
  3. Step 3: Cross multiply
    22,000.51x = 33,003.49 × 7,210.92
  4. Step 4: Simplify right side
    22,000.51x = 237,985,526.11
  5. Step 5: Solve for x
    x = 237,985,526.11/22,000.51
  6. Step 6: Final answer
    x = 10,817.28

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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.