Home / 15,669.21-23,512.32-10,391.25

Finding the Fourth Proportional to 15,669.21, 23,512.32 and 10,391.25

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Solution

The fourth proportional to 15,669.21, 23,512.32 and 10,391.25 is: 15,592.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669.21 : 23,512.32 = 10,391.25 : x
  2. Step 2: Convert to fraction form
    15,669.21/23,512.32 = 10,391.25/x
  3. Step 3: Cross multiply
    15,669.21x = 23,512.32 × 10,391.25
  4. Step 4: Simplify right side
    15,669.21x = 244,322,395.20
  5. Step 5: Solve for x
    x = 244,322,395.20/15,669.21
  6. Step 6: Final answer
    x = 15,592.52

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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.