Home / 13,355.44-20,000.34-10,704.30

Finding the Fourth Proportional to 13,355.44, 20,000.34 and 10,704.30

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Solution

The fourth proportional to 13,355.44, 20,000.34 and 10,704.30 is: 16,030.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355.44 : 20,000.34 = 10,704.30 : x
  2. Step 2: Convert to fraction form
    13,355.44/20,000.34 = 10,704.30/x
  3. Step 3: Cross multiply
    13,355.44x = 20,000.34 × 10,704.30
  4. Step 4: Simplify right side
    13,355.44x = 214,089,639.46
  5. Step 5: Solve for x
    x = 214,089,639.46/13,355.44
  6. Step 6: Final answer
    x = 16,030.14

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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.