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Finding the Fourth Proportional to 23,172.01, 34,459.90 and 22,433.90

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Solution

The fourth proportional to 23,172.01, 34,459.90 and 22,433.90 is: 33,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,172.01 : 34,459.90 = 22,433.90 : x
  2. Step 2: Convert to fraction form
    23,172.01/34,459.90 = 22,433.90/x
  3. Step 3: Cross multiply
    23,172.01x = 34,459.90 × 22,433.90
  4. Step 4: Simplify right side
    23,172.01x = 773,069,722.23
  5. Step 5: Solve for x
    x = 773,069,722.23/23,172.01
  6. Step 6: Final answer
    x = 33,362.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.