Home / 21,610.84-32,422.98-18,347.80

Finding the Fourth Proportional to 21,610.84, 32,422.98 and 18,347.80

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Solution

The fourth proportional to 21,610.84, 32,422.98 and 18,347.80 is: 27,527.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,610.84 : 32,422.98 = 18,347.80 : x
  2. Step 2: Convert to fraction form
    21,610.84/32,422.98 = 18,347.80/x
  3. Step 3: Cross multiply
    21,610.84x = 32,422.98 × 18,347.80
  4. Step 4: Simplify right side
    21,610.84x = 594,890,352.44
  5. Step 5: Solve for x
    x = 594,890,352.44/21,610.84
  6. Step 6: Final answer
    x = 27,527.41

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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.