Home / 31,533.75-43,516.59-17,387.52

Finding the Fourth Proportional to 31,533.75, 43,516.59 and 17,387.52

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Solution

The fourth proportional to 31,533.75, 43,516.59 and 17,387.52 is: 23,994.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,533.75 : 43,516.59 = 17,387.52 : x
  2. Step 2: Convert to fraction form
    31,533.75/43,516.59 = 17,387.52/x
  3. Step 3: Cross multiply
    31,533.75x = 43,516.59 × 17,387.52
  4. Step 4: Simplify right side
    31,533.75x = 756,645,578.96
  5. Step 5: Solve for x
    x = 756,645,578.96/31,533.75
  6. Step 6: Final answer
    x = 23,994.79

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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.