Home / 15,389.46-23,122.26-9,845.28

Finding the Fourth Proportional to 15,389.46, 23,122.26 and 9,845.28

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Solution

The fourth proportional to 15,389.46, 23,122.26 and 9,845.28 is: 14,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,389.46 : 23,122.26 = 9,845.28 : x
  2. Step 2: Convert to fraction form
    15,389.46/23,122.26 = 9,845.28/x
  3. Step 3: Cross multiply
    15,389.46x = 23,122.26 × 9,845.28
  4. Step 4: Simplify right side
    15,389.46x = 227,645,123.93
  5. Step 5: Solve for x
    x = 227,645,123.93/15,389.46
  6. Step 6: Final answer
    x = 14,792.27

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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.