Home / 13,669.52-20,504.27-7,822.06

Finding the Fourth Proportional to 13,669.52, 20,504.27 and 7,822.06

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Solution

The fourth proportional to 13,669.52, 20,504.27 and 7,822.06 is: 11,733.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669.52 : 20,504.27 = 7,822.06 : x
  2. Step 2: Convert to fraction form
    13,669.52/20,504.27 = 7,822.06/x
  3. Step 3: Cross multiply
    13,669.52x = 20,504.27 × 7,822.06
  4. Step 4: Simplify right side
    13,669.52x = 160,385,598.49
  5. Step 5: Solve for x
    x = 160,385,598.49/13,669.52
  6. Step 6: Final answer
    x = 11,733.09

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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.