Home / 24,189.90-33,379.80-13,577.58

Finding the Fourth Proportional to 24,189.90, 33,379.80 and 13,577.58

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Solution

The fourth proportional to 24,189.90, 33,379.80 and 13,577.58 is: 18,735.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,189.90 : 33,379.80 = 13,577.58 : x
  2. Step 2: Convert to fraction form
    24,189.90/33,379.80 = 13,577.58/x
  3. Step 3: Cross multiply
    24,189.90x = 33,379.80 × 13,577.58
  4. Step 4: Simplify right side
    24,189.90x = 453,216,904.88
  5. Step 5: Solve for x
    x = 453,216,904.88/24,189.90
  6. Step 6: Final answer
    x = 18,735.79

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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.