Home / 28,096.66-42,131.04-10,326.60

Finding the Fourth Proportional to 28,096.66, 42,131.04 and 10,326.60

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Solution

The fourth proportional to 28,096.66, 42,131.04 and 10,326.60 is: 15,484.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,096.66 : 42,131.04 = 10,326.60 : x
  2. Step 2: Convert to fraction form
    28,096.66/42,131.04 = 10,326.60/x
  3. Step 3: Cross multiply
    28,096.66x = 42,131.04 × 10,326.60
  4. Step 4: Simplify right side
    28,096.66x = 435,070,436.39
  5. Step 5: Solve for x
    x = 435,070,436.39/28,096.66
  6. Step 6: Final answer
    x = 15,484.78

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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.