Home / 14,637.38-20,199.93-8,349.62

Finding the Fourth Proportional to 14,637.38, 20,199.93 and 8,349.62

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Solution

The fourth proportional to 14,637.38, 20,199.93 and 8,349.62 is: 11,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.38 : 20,199.93 = 8,349.62 : x
  2. Step 2: Convert to fraction form
    14,637.38/20,199.93 = 8,349.62/x
  3. Step 3: Cross multiply
    14,637.38x = 20,199.93 × 8,349.62
  4. Step 4: Simplify right side
    14,637.38x = 168,661,739.53
  5. Step 5: Solve for x
    x = 168,661,739.53/14,637.38
  6. Step 6: Final answer
    x = 11,522.67

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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.