Home / 13,963.47-20,942.82-4,603.59

Finding the Fourth Proportional to 13,963.47, 20,942.82 and 4,603.59

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Solution

The fourth proportional to 13,963.47, 20,942.82 and 4,603.59 is: 6,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.47 : 20,942.82 = 4,603.59 : x
  2. Step 2: Convert to fraction form
    13,963.47/20,942.82 = 4,603.59/x
  3. Step 3: Cross multiply
    13,963.47x = 20,942.82 × 4,603.59
  4. Step 4: Simplify right side
    13,963.47x = 96,412,156.72
  5. Step 5: Solve for x
    x = 96,412,156.72/13,963.47
  6. Step 6: Final answer
    x = 6,904.60

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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.