Home / 13,173.74-19,768.39-4,859.56

Finding the Fourth Proportional to 13,173.74, 19,768.39 and 4,859.56

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Solution

The fourth proportional to 13,173.74, 19,768.39 and 4,859.56 is: 7,292.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,173.74 : 19,768.39 = 4,859.56 : x
  2. Step 2: Convert to fraction form
    13,173.74/19,768.39 = 4,859.56/x
  3. Step 3: Cross multiply
    13,173.74x = 19,768.39 × 4,859.56
  4. Step 4: Simplify right side
    13,173.74x = 96,065,689.87
  5. Step 5: Solve for x
    x = 96,065,689.87/13,173.74
  6. Step 6: Final answer
    x = 7,292.21

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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.