Home / 15,416.33-23,110.31-5,553.19

Finding the Fourth Proportional to 15,416.33, 23,110.31 and 5,553.19

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Solution

The fourth proportional to 15,416.33, 23,110.31 and 5,553.19 is: 8,324.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,416.33 : 23,110.31 = 5,553.19 : x
  2. Step 2: Convert to fraction form
    15,416.33/23,110.31 = 5,553.19/x
  3. Step 3: Cross multiply
    15,416.33x = 23,110.31 × 5,553.19
  4. Step 4: Simplify right side
    15,416.33x = 128,335,985.16
  5. Step 5: Solve for x
    x = 128,335,985.16/15,416.33
  6. Step 6: Final answer
    x = 8,324.68

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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.