Home / 15,136.06-22,671.27-7,328.50

Finding the Fourth Proportional to 15,136.06, 22,671.27 and 7,328.50

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Solution

The fourth proportional to 15,136.06, 22,671.27 and 7,328.50 is: 10,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.06 : 22,671.27 = 7,328.50 : x
  2. Step 2: Convert to fraction form
    15,136.06/22,671.27 = 7,328.50/x
  3. Step 3: Cross multiply
    15,136.06x = 22,671.27 × 7,328.50
  4. Step 4: Simplify right side
    15,136.06x = 166,146,402.20
  5. Step 5: Solve for x
    x = 166,146,402.20/15,136.06
  6. Step 6: Final answer
    x = 10,976.86

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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.