Home / 45,054.41-67,591.32-13,467.05

Finding the Fourth Proportional to 45,054.41, 67,591.32 and 13,467.05

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Solution

The fourth proportional to 45,054.41, 67,591.32 and 13,467.05 is: 20,203.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,054.41 : 67,591.32 = 13,467.05 : x
  2. Step 2: Convert to fraction form
    45,054.41/67,591.32 = 13,467.05/x
  3. Step 3: Cross multiply
    45,054.41x = 67,591.32 × 13,467.05
  4. Step 4: Simplify right side
    45,054.41x = 910,255,348.05
  5. Step 5: Solve for x
    x = 910,255,348.05/45,054.41
  6. Step 6: Final answer
    x = 20,203.47

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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.