Home / 36,609.52-54,894.64-11,642.80

Finding the Fourth Proportional to 36,609.52, 54,894.64 and 11,642.80

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Solution

The fourth proportional to 36,609.52, 54,894.64 and 11,642.80 is: 17,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,609.52 : 54,894.64 = 11,642.80 : x
  2. Step 2: Convert to fraction form
    36,609.52/54,894.64 = 11,642.80/x
  3. Step 3: Cross multiply
    36,609.52x = 54,894.64 × 11,642.80
  4. Step 4: Simplify right side
    36,609.52x = 639,127,314.59
  5. Step 5: Solve for x
    x = 639,127,314.59/36,609.52
  6. Step 6: Final answer
    x = 17,457.95

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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.