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Finding the Fourth Proportional to 15,144.54, 22,726.53 and 7,349.10

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Solution

The fourth proportional to 15,144.54, 22,726.53 and 7,349.10 is: 11,028.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,144.54 : 22,726.53 = 7,349.10 : x
  2. Step 2: Convert to fraction form
    15,144.54/22,726.53 = 7,349.10/x
  3. Step 3: Cross multiply
    15,144.54x = 22,726.53 × 7,349.10
  4. Step 4: Simplify right side
    15,144.54x = 167,019,541.62
  5. Step 5: Solve for x
    x = 167,019,541.62/15,144.54
  6. Step 6: Final answer
    x = 11,028.37

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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.