Home / 17,875.69-24,580.97-15,513.73

Finding the Fourth Proportional to 17,875.69, 24,580.97 and 15,513.73

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Solution

The fourth proportional to 17,875.69, 24,580.97 and 15,513.73 is: 21,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,875.69 : 24,580.97 = 15,513.73 : x
  2. Step 2: Convert to fraction form
    17,875.69/24,580.97 = 15,513.73/x
  3. Step 3: Cross multiply
    17,875.69x = 24,580.97 × 15,513.73
  4. Step 4: Simplify right side
    17,875.69x = 381,342,450.87
  5. Step 5: Solve for x
    x = 381,342,450.87/17,875.69
  6. Step 6: Final answer
    x = 21,333.02

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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.