Home / 13,122.17-19,671.39-4,796.31

Finding the Fourth Proportional to 13,122.17, 19,671.39 and 4,796.31

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Solution

The fourth proportional to 13,122.17, 19,671.39 and 4,796.31 is: 7,190.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122.17 : 19,671.39 = 4,796.31 : x
  2. Step 2: Convert to fraction form
    13,122.17/19,671.39 = 4,796.31/x
  3. Step 3: Cross multiply
    13,122.17x = 19,671.39 × 4,796.31
  4. Step 4: Simplify right side
    13,122.17x = 94,350,084.57
  5. Step 5: Solve for x
    x = 94,350,084.57/13,122.17
  6. Step 6: Final answer
    x = 7,190.13

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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.