Home / 13,357.11-20,035.53-5,564.10

Finding the Fourth Proportional to 13,357.11, 20,035.53 and 5,564.10

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Solution

The fourth proportional to 13,357.11, 20,035.53 and 5,564.10 is: 8,346.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.11 : 20,035.53 = 5,564.10 : x
  2. Step 2: Convert to fraction form
    13,357.11/20,035.53 = 5,564.10/x
  3. Step 3: Cross multiply
    13,357.11x = 20,035.53 × 5,564.10
  4. Step 4: Simplify right side
    13,357.11x = 111,479,692.47
  5. Step 5: Solve for x
    x = 111,479,692.47/13,357.11
  6. Step 6: Final answer
    x = 8,346.09

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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.