Home / 13,370.70-20,034.18-9,468.12

Finding the Fourth Proportional to 13,370.70, 20,034.18 and 9,468.12

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Solution

The fourth proportional to 13,370.70, 20,034.18 and 9,468.12 is: 14,186.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,370.70 : 20,034.18 = 9,468.12 : x
  2. Step 2: Convert to fraction form
    13,370.70/20,034.18 = 9,468.12/x
  3. Step 3: Cross multiply
    13,370.70x = 20,034.18 × 9,468.12
  4. Step 4: Simplify right side
    13,370.70x = 189,686,020.34
  5. Step 5: Solve for x
    x = 189,686,020.34/13,370.70
  6. Step 6: Final answer
    x = 14,186.69

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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.