Home / 15,759.45-23,649.03-6,399.51

Finding the Fourth Proportional to 15,759.45, 23,649.03 and 6,399.51

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Solution

The fourth proportional to 15,759.45, 23,649.03 and 6,399.51 is: 9,603.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759.45 : 23,649.03 = 6,399.51 : x
  2. Step 2: Convert to fraction form
    15,759.45/23,649.03 = 6,399.51/x
  3. Step 3: Cross multiply
    15,759.45x = 23,649.03 × 6,399.51
  4. Step 4: Simplify right side
    15,759.45x = 151,342,203.98
  5. Step 5: Solve for x
    x = 151,342,203.98/15,759.45
  6. Step 6: Final answer
    x = 9,603.27

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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.