Home / 45,054.25-67,591.04-13,466.78

Finding the Fourth Proportional to 45,054.25, 67,591.04 and 13,466.78

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Solution

The fourth proportional to 45,054.25, 67,591.04 and 13,466.78 is: 20,203.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,054.25 : 67,591.04 = 13,466.78 : x
  2. Step 2: Convert to fraction form
    45,054.25/67,591.04 = 13,466.78/x
  3. Step 3: Cross multiply
    45,054.25x = 67,591.04 × 13,466.78
  4. Step 4: Simplify right side
    45,054.25x = 910,233,665.65
  5. Step 5: Solve for x
    x = 910,233,665.65/45,054.25
  6. Step 6: Final answer
    x = 20,203.06

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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.