Home / 21,711.06-32,571.40-9,241.68

Finding the Fourth Proportional to 21,711.06, 32,571.40 and 9,241.68

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Solution

The fourth proportional to 21,711.06, 32,571.40 and 9,241.68 is: 13,864.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,711.06 : 32,571.40 = 9,241.68 : x
  2. Step 2: Convert to fraction form
    21,711.06/32,571.40 = 9,241.68/x
  3. Step 3: Cross multiply
    21,711.06x = 32,571.40 × 9,241.68
  4. Step 4: Simplify right side
    21,711.06x = 301,014,455.95
  5. Step 5: Solve for x
    x = 301,014,455.95/21,711.06
  6. Step 6: Final answer
    x = 13,864.57

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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.