Home / 36,574.91-54,856.76-11,611.72

Finding the Fourth Proportional to 36,574.91, 54,856.76 and 11,611.72

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Solution

The fourth proportional to 36,574.91, 54,856.76 and 11,611.72 is: 17,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,574.91 : 54,856.76 = 11,611.72 : x
  2. Step 2: Convert to fraction form
    36,574.91/54,856.76 = 11,611.72/x
  3. Step 3: Cross multiply
    36,574.91x = 54,856.76 × 11,611.72
  4. Step 4: Simplify right side
    36,574.91x = 636,981,279.17
  5. Step 5: Solve for x
    x = 636,981,279.17/36,574.91
  6. Step 6: Final answer
    x = 17,415.80

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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.