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Finding the Fourth Proportional to 60,682.60, 91,007.70 and 18,562.60

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Solution

The fourth proportional to 60,682.60, 91,007.70 and 18,562.60 is: 27,838.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,682.60 : 91,007.70 = 18,562.60 : x
  2. Step 2: Convert to fraction form
    60,682.60/91,007.70 = 18,562.60/x
  3. Step 3: Cross multiply
    60,682.60x = 91,007.70 × 18,562.60
  4. Step 4: Simplify right side
    60,682.60x = 1,689,339,532.02
  5. Step 5: Solve for x
    x = 1,689,339,532.02/60,682.60
  6. Step 6: Final answer
    x = 27,838.94

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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.