Home / 31,544.92-43,530.42-17,397.40

Finding the Fourth Proportional to 31,544.92, 43,530.42 and 17,397.40

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Solution

The fourth proportional to 31,544.92, 43,530.42 and 17,397.40 is: 24,007.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,544.92 : 43,530.42 = 17,397.40 : x
  2. Step 2: Convert to fraction form
    31,544.92/43,530.42 = 17,397.40/x
  3. Step 3: Cross multiply
    31,544.92x = 43,530.42 × 17,397.40
  4. Step 4: Simplify right side
    31,544.92x = 757,316,128.91
  5. Step 5: Solve for x
    x = 757,316,128.91/31,544.92
  6. Step 6: Final answer
    x = 24,007.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.