Home / 15,923.52-21,954.24-10,603.44

Finding the Fourth Proportional to 15,923.52, 21,954.24 and 10,603.44

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Solution

The fourth proportional to 15,923.52, 21,954.24 and 10,603.44 is: 14,619.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,923.52 : 21,954.24 = 10,603.44 : x
  2. Step 2: Convert to fraction form
    15,923.52/21,954.24 = 10,603.44/x
  3. Step 3: Cross multiply
    15,923.52x = 21,954.24 × 10,603.44
  4. Step 4: Simplify right side
    15,923.52x = 232,790,466.59
  5. Step 5: Solve for x
    x = 232,790,466.59/15,923.52
  6. Step 6: Final answer
    x = 14,619.28

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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.