Home / 13,759.93-20,648.12-4,995.52

Finding the Fourth Proportional to 13,759.93, 20,648.12 and 4,995.52

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Solution

The fourth proportional to 13,759.93, 20,648.12 and 4,995.52 is: 7,496.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,759.93 : 20,648.12 = 4,995.52 : x
  2. Step 2: Convert to fraction form
    13,759.93/20,648.12 = 4,995.52/x
  3. Step 3: Cross multiply
    13,759.93x = 20,648.12 × 4,995.52
  4. Step 4: Simplify right side
    13,759.93x = 103,148,135.97
  5. Step 5: Solve for x
    x = 103,148,135.97/13,759.93
  6. Step 6: Final answer
    x = 7,496.27

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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.