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Finding the Fourth Proportional to 45,019.56, 67,571.71 and 22,848.85

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Solution

The fourth proportional to 45,019.56, 67,571.71 and 22,848.85 is: 34,294.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,019.56 : 67,571.71 = 22,848.85 : x
  2. Step 2: Convert to fraction form
    45,019.56/67,571.71 = 22,848.85/x
  3. Step 3: Cross multiply
    45,019.56x = 67,571.71 × 22,848.85
  4. Step 4: Simplify right side
    45,019.56x = 1,543,935,639.98
  5. Step 5: Solve for x
    x = 1,543,935,639.98/45,019.56
  6. Step 6: Final answer
    x = 34,294.77

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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.