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Finding the Fourth Proportional to 60,572.25, 90,861.62 and 19,022.49

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Solution

The fourth proportional to 60,572.25, 90,861.62 and 19,022.49 is: 28,534.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,572.25 : 90,861.62 = 19,022.49 : x
  2. Step 2: Convert to fraction form
    60,572.25/90,861.62 = 19,022.49/x
  3. Step 3: Cross multiply
    60,572.25x = 90,861.62 × 19,022.49
  4. Step 4: Simplify right side
    60,572.25x = 1,728,414,162.72
  5. Step 5: Solve for x
    x = 1,728,414,162.72/60,572.25
  6. Step 6: Final answer
    x = 28,534.75

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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.