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Finding the Fourth Proportional to 14,731.53, 22,098.20 and 7,328.53

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Solution

The fourth proportional to 14,731.53, 22,098.20 and 7,328.53 is: 10,993.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731.53 : 22,098.20 = 7,328.53 : x
  2. Step 2: Convert to fraction form
    14,731.53/22,098.20 = 7,328.53/x
  3. Step 3: Cross multiply
    14,731.53x = 22,098.20 × 7,328.53
  4. Step 4: Simplify right side
    14,731.53x = 161,947,321.65
  5. Step 5: Solve for x
    x = 161,947,321.65/14,731.53
  6. Step 6: Final answer
    x = 10,993.25

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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.