Home / 18,328.12-27,506.00-13,410.44

Finding the Fourth Proportional to 18,328.12, 27,506.00 and 13,410.44

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Solution

The fourth proportional to 18,328.12, 27,506.00 and 13,410.44 is: 20,125.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328.12 : 27,506.00 = 13,410.44 : x
  2. Step 2: Convert to fraction form
    18,328.12/27,506.00 = 13,410.44/x
  3. Step 3: Cross multiply
    18,328.12x = 27,506.00 × 13,410.44
  4. Step 4: Simplify right side
    18,328.12x = 368,867,564.35
  5. Step 5: Solve for x
    x = 368,867,564.35/18,328.12
  6. Step 6: Final answer
    x = 20,125.77

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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.