Home / 13,396.42-20,100.10-4,637.50

Finding the Fourth Proportional to 13,396.42, 20,100.10 and 4,637.50

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Solution

The fourth proportional to 13,396.42, 20,100.10 and 4,637.50 is: 6,958.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,396.42 : 20,100.10 = 4,637.50 : x
  2. Step 2: Convert to fraction form
    13,396.42/20,100.10 = 4,637.50/x
  3. Step 3: Cross multiply
    13,396.42x = 20,100.10 × 4,637.50
  4. Step 4: Simplify right side
    13,396.42x = 93,214,213.75
  5. Step 5: Solve for x
    x = 93,214,213.75/13,396.42
  6. Step 6: Final answer
    x = 6,958.14

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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.