Home / 22,603.44-31,174.26-15,911.22

Finding the Fourth Proportional to 22,603.44, 31,174.26 and 15,911.22

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Solution

The fourth proportional to 22,603.44, 31,174.26 and 15,911.22 is: 21,944.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,603.44 : 31,174.26 = 15,911.22 : x
  2. Step 2: Convert to fraction form
    22,603.44/31,174.26 = 15,911.22/x
  3. Step 3: Cross multiply
    22,603.44x = 31,174.26 × 15,911.22
  4. Step 4: Simplify right side
    22,603.44x = 496,020,509.20
  5. Step 5: Solve for x
    x = 496,020,509.20/22,603.44
  6. Step 6: Final answer
    x = 21,944.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.