Home / 45,516.11-68,286.56-13,925.48

Finding the Fourth Proportional to 45,516.11, 68,286.56 and 13,925.48

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Solution

The fourth proportional to 45,516.11, 68,286.56 and 13,925.48 is: 20,892.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,516.11 : 68,286.56 = 13,925.48 : x
  2. Step 2: Convert to fraction form
    45,516.11/68,286.56 = 13,925.48/x
  3. Step 3: Cross multiply
    45,516.11x = 68,286.56 × 13,925.48
  4. Step 4: Simplify right side
    45,516.11x = 950,922,714.49
  5. Step 5: Solve for x
    x = 950,922,714.49/45,516.11
  6. Step 6: Final answer
    x = 20,892.01

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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.