Home / 13,697.25-20,533.55-4,926

Finding the Fourth Proportional to 13,697.25, 20,533.55 and 4,926

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Solution

The fourth proportional to 13,697.25, 20,533.55 and 4,926 is: 7,384.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697.25 : 20,533.55 = 4,926 : x
  2. Step 2: Convert to fraction form
    13,697.25/20,533.55 = 4,926/x
  3. Step 3: Cross multiply
    13,697.25x = 20,533.55 × 4,926
  4. Step 4: Simplify right side
    13,697.25x = 101,148,242.67
  5. Step 5: Solve for x
    x = 101,148,242.67/13,697.25
  6. Step 6: Final answer
    x = 7,384.57

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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.