Home / 17,282.64-23,861.52-13,296.72

Finding the Fourth Proportional to 17,282.64, 23,861.52 and 13,296.72

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Solution

The fourth proportional to 17,282.64, 23,861.52 and 13,296.72 is: 18,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,282.64 : 23,861.52 = 13,296.72 : x
  2. Step 2: Convert to fraction form
    17,282.64/23,861.52 = 13,296.72/x
  3. Step 3: Cross multiply
    17,282.64x = 23,861.52 × 13,296.72
  4. Step 4: Simplify right side
    17,282.64x = 317,279,950.21
  5. Step 5: Solve for x
    x = 317,279,950.21/17,282.64
  6. Step 6: Final answer
    x = 18,358.30

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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.