Home / 13,514.13-18,622.04-10,470.96

Finding the Fourth Proportional to 13,514.13, 18,622.04 and 10,470.96

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Solution

The fourth proportional to 13,514.13, 18,622.04 and 10,470.96 is: 14,428.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514.13 : 18,622.04 = 10,470.96 : x
  2. Step 2: Convert to fraction form
    13,514.13/18,622.04 = 10,470.96/x
  3. Step 3: Cross multiply
    13,514.13x = 18,622.04 × 10,470.96
  4. Step 4: Simplify right side
    13,514.13x = 194,990,583.60
  5. Step 5: Solve for x
    x = 194,990,583.60/13,514.13
  6. Step 6: Final answer
    x = 14,428.64

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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.