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Finding the Fourth Proportional to 17,047.59, 25,582.39 and 7,186.92

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Solution

The fourth proportional to 17,047.59, 25,582.39 and 7,186.92 is: 10,785.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047.59 : 25,582.39 = 7,186.92 : x
  2. Step 2: Convert to fraction form
    17,047.59/25,582.39 = 7,186.92/x
  3. Step 3: Cross multiply
    17,047.59x = 25,582.39 × 7,186.92
  4. Step 4: Simplify right side
    17,047.59x = 183,858,572.37
  5. Step 5: Solve for x
    x = 183,858,572.37/17,047.59
  6. Step 6: Final answer
    x = 10,785.02

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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.