Home / 30,516.15-45,797.67-13,654.38

Finding the Fourth Proportional to 30,516.15, 45,797.67 and 13,654.38

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Solution

The fourth proportional to 30,516.15, 45,797.67 and 13,654.38 is: 20,492.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,516.15 : 45,797.67 = 13,654.38 : x
  2. Step 2: Convert to fraction form
    30,516.15/45,797.67 = 13,654.38/x
  3. Step 3: Cross multiply
    30,516.15x = 45,797.67 × 13,654.38
  4. Step 4: Simplify right side
    30,516.15x = 625,338,961.04
  5. Step 5: Solve for x
    x = 625,338,961.04/30,516.15
  6. Step 6: Final answer
    x = 20,492.06

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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.