Home / 15,168.09-22,741.80-7,766.52

Finding the Fourth Proportional to 15,168.09, 22,741.80 and 7,766.52

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Solution

The fourth proportional to 15,168.09, 22,741.80 and 7,766.52 is: 11,644.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,168.09 : 22,741.80 = 7,766.52 : x
  2. Step 2: Convert to fraction form
    15,168.09/22,741.80 = 7,766.52/x
  3. Step 3: Cross multiply
    15,168.09x = 22,741.80 × 7,766.52
  4. Step 4: Simplify right side
    15,168.09x = 176,624,644.54
  5. Step 5: Solve for x
    x = 176,624,644.54/15,168.09
  6. Step 6: Final answer
    x = 11,644.49

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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.