Home / 15,366.74-23,039.58-5,505.80

Finding the Fourth Proportional to 15,366.74, 23,039.58 and 5,505.80

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Solution

The fourth proportional to 15,366.74, 23,039.58 and 5,505.80 is: 8,254.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,366.74 : 23,039.58 = 5,505.80 : x
  2. Step 2: Convert to fraction form
    15,366.74/23,039.58 = 5,505.80/x
  3. Step 3: Cross multiply
    15,366.74x = 23,039.58 × 5,505.80
  4. Step 4: Simplify right side
    15,366.74x = 126,851,319.56
  5. Step 5: Solve for x
    x = 126,851,319.56/15,366.74
  6. Step 6: Final answer
    x = 8,254.93

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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.