Home / 48,778.49-73,167.78-13,718.16

Finding the Fourth Proportional to 48,778.49, 73,167.78 and 13,718.16

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Solution

The fourth proportional to 48,778.49, 73,167.78 and 13,718.16 is: 20,577.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,778.49 : 73,167.78 = 13,718.16 : x
  2. Step 2: Convert to fraction form
    48,778.49/73,167.78 = 13,718.16/x
  3. Step 3: Cross multiply
    48,778.49x = 73,167.78 × 13,718.16
  4. Step 4: Simplify right side
    48,778.49x = 1,003,727,312.88
  5. Step 5: Solve for x
    x = 1,003,727,312.88/48,778.49
  6. Step 6: Final answer
    x = 20,577.25

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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.