Home / 33,547.12-50,291.76-13,813.36

Finding the Fourth Proportional to 33,547.12, 50,291.76 and 13,813.36

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Solution

The fourth proportional to 33,547.12, 50,291.76 and 13,813.36 is: 20,708.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,547.12 : 50,291.76 = 13,813.36 : x
  2. Step 2: Convert to fraction form
    33,547.12/50,291.76 = 13,813.36/x
  3. Step 3: Cross multiply
    33,547.12x = 50,291.76 × 13,813.36
  4. Step 4: Simplify right side
    33,547.12x = 694,698,185.91
  5. Step 5: Solve for x
    x = 694,698,185.91/33,547.12
  6. Step 6: Final answer
    x = 20,708.13

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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.