Home / 17,813.39-26,740.77-10,423.14

Finding the Fourth Proportional to 17,813.39, 26,740.77 and 10,423.14

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Solution

The fourth proportional to 17,813.39, 26,740.77 and 10,423.14 is: 15,646.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,813.39 : 26,740.77 = 10,423.14 : x
  2. Step 2: Convert to fraction form
    17,813.39/26,740.77 = 10,423.14/x
  3. Step 3: Cross multiply
    17,813.39x = 26,740.77 × 10,423.14
  4. Step 4: Simplify right side
    17,813.39x = 278,722,789.42
  5. Step 5: Solve for x
    x = 278,722,789.42/17,813.39
  6. Step 6: Final answer
    x = 15,646.82

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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.