Home / 17,218.59-25,841.73-8,901.05

Finding the Fourth Proportional to 17,218.59, 25,841.73 and 8,901.05

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Solution

The fourth proportional to 17,218.59, 25,841.73 and 8,901.05 is: 13,358.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218.59 : 25,841.73 = 8,901.05 : x
  2. Step 2: Convert to fraction form
    17,218.59/25,841.73 = 8,901.05/x
  3. Step 3: Cross multiply
    17,218.59x = 25,841.73 × 8,901.05
  4. Step 4: Simplify right side
    17,218.59x = 230,018,530.82
  5. Step 5: Solve for x
    x = 230,018,530.82/17,218.59
  6. Step 6: Final answer
    x = 13,358.73

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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.