Home / 19,174.14-26,462.10-11,215.86

Finding the Fourth Proportional to 19,174.14, 26,462.10 and 11,215.86

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Solution

The fourth proportional to 19,174.14, 26,462.10 and 11,215.86 is: 15,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,174.14 : 26,462.10 = 11,215.86 : x
  2. Step 2: Convert to fraction form
    19,174.14/26,462.10 = 11,215.86/x
  3. Step 3: Cross multiply
    19,174.14x = 26,462.10 × 11,215.86
  4. Step 4: Simplify right side
    19,174.14x = 296,795,208.91
  5. Step 5: Solve for x
    x = 296,795,208.91/19,174.14
  6. Step 6: Final answer
    x = 15,478.93

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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.