Home / 17,516.24-26,281.44-12,859.92

Finding the Fourth Proportional to 17,516.24, 26,281.44 and 12,859.92

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Solution

The fourth proportional to 17,516.24, 26,281.44 and 12,859.92 is: 19,295.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.24 : 26,281.44 = 12,859.92 : x
  2. Step 2: Convert to fraction form
    17,516.24/26,281.44 = 12,859.92/x
  3. Step 3: Cross multiply
    17,516.24x = 26,281.44 × 12,859.92
  4. Step 4: Simplify right side
    17,516.24x = 337,977,215.88
  5. Step 5: Solve for x
    x = 337,977,215.88/17,516.24
  6. Step 6: Final answer
    x = 19,295.08

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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.