Home / 13,949.04-20,933.37-6,553.74

Finding the Fourth Proportional to 13,949.04, 20,933.37 and 6,553.74

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Solution

The fourth proportional to 13,949.04, 20,933.37 and 6,553.74 is: 9,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949.04 : 20,933.37 = 6,553.74 : x
  2. Step 2: Convert to fraction form
    13,949.04/20,933.37 = 6,553.74/x
  3. Step 3: Cross multiply
    13,949.04x = 20,933.37 × 6,553.74
  4. Step 4: Simplify right side
    13,949.04x = 137,191,864.30
  5. Step 5: Solve for x
    x = 137,191,864.30/13,949.04
  6. Step 6: Final answer
    x = 9,835.22

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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.