Home / 21,756.18-32,637.41-8,252.33

Finding the Fourth Proportional to 21,756.18, 32,637.41 and 8,252.33

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Solution

The fourth proportional to 21,756.18, 32,637.41 and 8,252.33 is: 12,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,756.18 : 32,637.41 = 8,252.33 : x
  2. Step 2: Convert to fraction form
    21,756.18/32,637.41 = 8,252.33/x
  3. Step 3: Cross multiply
    21,756.18x = 32,637.41 × 8,252.33
  4. Step 4: Simplify right side
    21,756.18x = 269,334,664.54
  5. Step 5: Solve for x
    x = 269,334,664.54/21,756.18
  6. Step 6: Final answer
    x = 12,379.68

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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.