Home / 33,291.08-45,936.06-21,352.04

Finding the Fourth Proportional to 33,291.08, 45,936.06 and 21,352.04

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Solution

The fourth proportional to 33,291.08, 45,936.06 and 21,352.04 is: 29,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,291.08 : 45,936.06 = 21,352.04 : x
  2. Step 2: Convert to fraction form
    33,291.08/45,936.06 = 21,352.04/x
  3. Step 3: Cross multiply
    33,291.08x = 45,936.06 × 21,352.04
  4. Step 4: Simplify right side
    33,291.08x = 980,828,590.56
  5. Step 5: Solve for x
    x = 980,828,590.56/33,291.08
  6. Step 6: Final answer
    x = 29,462.20

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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.