Home / 16,121.61-24,179.67-7,354.47

Finding the Fourth Proportional to 16,121.61, 24,179.67 and 7,354.47

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Solution

The fourth proportional to 16,121.61, 24,179.67 and 7,354.47 is: 11,030.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.61 : 24,179.67 = 7,354.47 : x
  2. Step 2: Convert to fraction form
    16,121.61/24,179.67 = 7,354.47/x
  3. Step 3: Cross multiply
    16,121.61x = 24,179.67 × 7,354.47
  4. Step 4: Simplify right side
    16,121.61x = 177,828,657.62
  5. Step 5: Solve for x
    x = 177,828,657.62/16,121.61
  6. Step 6: Final answer
    x = 11,030.45

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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.