Home / 15,490.44-23,212-11,522.50

Finding the Fourth Proportional to 15,490.44, 23,212 and 11,522.50

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Solution

The fourth proportional to 15,490.44, 23,212 and 11,522.50 is: 17,266.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.44 : 23,212 = 11,522.50 : x
  2. Step 2: Convert to fraction form
    15,490.44/23,212 = 11,522.50/x
  3. Step 3: Cross multiply
    15,490.44x = 23,212 × 11,522.50
  4. Step 4: Simplify right side
    15,490.44x = 267,460,270
  5. Step 5: Solve for x
    x = 267,460,270/15,490.44
  6. Step 6: Final answer
    x = 17,266.15

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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.