Home / 17,291.52-23,863.68-13,294.08

Finding the Fourth Proportional to 17,291.52, 23,863.68 and 13,294.08

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Solution

The fourth proportional to 17,291.52, 23,863.68 and 13,294.08 is: 18,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,291.52 : 23,863.68 = 13,294.08 : x
  2. Step 2: Convert to fraction form
    17,291.52/23,863.68 = 13,294.08/x
  3. Step 3: Cross multiply
    17,291.52x = 23,863.68 × 13,294.08
  4. Step 4: Simplify right side
    17,291.52x = 317,245,671.01
  5. Step 5: Solve for x
    x = 317,245,671.01/17,291.52
  6. Step 6: Final answer
    x = 18,346.89

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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.