Home / 19,474.17-26,874.36-12,404.69

Finding the Fourth Proportional to 19,474.17, 26,874.36 and 12,404.69

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Solution

The fourth proportional to 19,474.17, 26,874.36 and 12,404.69 is: 17,118.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.17 : 26,874.36 = 12,404.69 : x
  2. Step 2: Convert to fraction form
    19,474.17/26,874.36 = 12,404.69/x
  3. Step 3: Cross multiply
    19,474.17x = 26,874.36 × 12,404.69
  4. Step 4: Simplify right side
    19,474.17x = 333,368,187.44
  5. Step 5: Solve for x
    x = 333,368,187.44/19,474.17
  6. Step 6: Final answer
    x = 17,118.48

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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.