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Finding the Fourth Proportional to 60,395.51, 90,597.69 and 16,021.28

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Solution

The fourth proportional to 60,395.51, 90,597.69 and 16,021.28 is: 24,033.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,395.51 : 90,597.69 = 16,021.28 : x
  2. Step 2: Convert to fraction form
    60,395.51/90,597.69 = 16,021.28/x
  3. Step 3: Cross multiply
    60,395.51x = 90,597.69 × 16,021.28
  4. Step 4: Simplify right side
    60,395.51x = 1,451,490,958.84
  5. Step 5: Solve for x
    x = 1,451,490,958.84/60,395.51
  6. Step 6: Final answer
    x = 24,033.09

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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.