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Finding the Fourth Proportional to 32,369.92, 44,665.92 and 18,222.08

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Solution

The fourth proportional to 32,369.92, 44,665.92 and 18,222.08 is: 25,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,369.92 : 44,665.92 = 18,222.08 : x
  2. Step 2: Convert to fraction form
    32,369.92/44,665.92 = 18,222.08/x
  3. Step 3: Cross multiply
    32,369.92x = 44,665.92 × 18,222.08
  4. Step 4: Simplify right side
    32,369.92x = 813,905,967.51
  5. Step 5: Solve for x
    x = 813,905,967.51/32,369.92
  6. Step 6: Final answer
    x = 25,143.90

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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.