Home / 13,477.10-20,203.16-5,976.68

Finding the Fourth Proportional to 13,477.10, 20,203.16 and 5,976.68

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Solution

The fourth proportional to 13,477.10, 20,203.16 and 5,976.68 is: 8,959.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477.10 : 20,203.16 = 5,976.68 : x
  2. Step 2: Convert to fraction form
    13,477.10/20,203.16 = 5,976.68/x
  3. Step 3: Cross multiply
    13,477.10x = 20,203.16 × 5,976.68
  4. Step 4: Simplify right side
    13,477.10x = 120,747,691.41
  5. Step 5: Solve for x
    x = 120,747,691.41/13,477.10
  6. Step 6: Final answer
    x = 8,959.47

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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.