Home / 45,091.88-67,592.76-21,357.26

Finding the Fourth Proportional to 45,091.88, 67,592.76 and 21,357.26

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Solution

The fourth proportional to 45,091.88, 67,592.76 and 21,357.26 is: 32,014.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,091.88 : 67,592.76 = 21,357.26 : x
  2. Step 2: Convert to fraction form
    45,091.88/67,592.76 = 21,357.26/x
  3. Step 3: Cross multiply
    45,091.88x = 67,592.76 × 21,357.26
  4. Step 4: Simplify right side
    45,091.88x = 1,443,596,149.44
  5. Step 5: Solve for x
    x = 1,443,596,149.44/45,091.88
  6. Step 6: Final answer
    x = 32,014.55

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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.