Home / 15,241.09-21,033.15-8,526.56

Finding the Fourth Proportional to 15,241.09, 21,033.15 and 8,526.56

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Solution

The fourth proportional to 15,241.09, 21,033.15 and 8,526.56 is: 11,766.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.09 : 21,033.15 = 8,526.56 : x
  2. Step 2: Convert to fraction form
    15,241.09/21,033.15 = 8,526.56/x
  3. Step 3: Cross multiply
    15,241.09x = 21,033.15 × 8,526.56
  4. Step 4: Simplify right side
    15,241.09x = 179,340,415.46
  5. Step 5: Solve for x
    x = 179,340,415.46/15,241.09
  6. Step 6: Final answer
    x = 11,766.90

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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.