Home / 13,544.17-20,294.37-5,214.43

Finding the Fourth Proportional to 13,544.17, 20,294.37 and 5,214.43

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Solution

The fourth proportional to 13,544.17, 20,294.37 and 5,214.43 is: 7,813.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.17 : 20,294.37 = 5,214.43 : x
  2. Step 2: Convert to fraction form
    13,544.17/20,294.37 = 5,214.43/x
  3. Step 3: Cross multiply
    13,544.17x = 20,294.37 × 5,214.43
  4. Step 4: Simplify right side
    13,544.17x = 105,823,521.02
  5. Step 5: Solve for x
    x = 105,823,521.02/13,544.17
  6. Step 6: Final answer
    x = 7,813.22

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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.