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Finding the Fourth Proportional to 45,210.46, 67,815.03 and 11,016.34

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Solution

The fourth proportional to 45,210.46, 67,815.03 and 11,016.34 is: 16,524.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,210.46 : 67,815.03 = 11,016.34 : x
  2. Step 2: Convert to fraction form
    45,210.46/67,815.03 = 11,016.34/x
  3. Step 3: Cross multiply
    45,210.46x = 67,815.03 × 11,016.34
  4. Step 4: Simplify right side
    45,210.46x = 747,073,427.59
  5. Step 5: Solve for x
    x = 747,073,427.59/45,210.46
  6. Step 6: Final answer
    x = 16,524.35

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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.