Home / 14,518.91-20,035.09-8,549.31

Finding the Fourth Proportional to 14,518.91, 20,035.09 and 8,549.31

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Solution

The fourth proportional to 14,518.91, 20,035.09 and 8,549.31 is: 11,797.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.91 : 20,035.09 = 8,549.31 : x
  2. Step 2: Convert to fraction form
    14,518.91/20,035.09 = 8,549.31/x
  3. Step 3: Cross multiply
    14,518.91x = 20,035.09 × 8,549.31
  4. Step 4: Simplify right side
    14,518.91x = 171,286,195.29
  5. Step 5: Solve for x
    x = 171,286,195.29/14,518.91
  6. Step 6: Final answer
    x = 11,797.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.