Home / 17,800.57-26,702.27-10,405.79

Finding the Fourth Proportional to 17,800.57, 26,702.27 and 10,405.79

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Solution

The fourth proportional to 17,800.57, 26,702.27 and 10,405.79 is: 15,609.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,800.57 : 26,702.27 = 10,405.79 : x
  2. Step 2: Convert to fraction form
    17,800.57/26,702.27 = 10,405.79/x
  3. Step 3: Cross multiply
    17,800.57x = 26,702.27 × 10,405.79
  4. Step 4: Simplify right side
    17,800.57x = 277,858,214.14
  5. Step 5: Solve for x
    x = 277,858,214.14/17,800.57
  6. Step 6: Final answer
    x = 15,609.51

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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.