Home / 13,325.28-19,987.83-3,464.52

Finding the Fourth Proportional to 13,325.28, 19,987.83 and 3,464.52

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Solution

The fourth proportional to 13,325.28, 19,987.83 and 3,464.52 is: 5,196.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.28 : 19,987.83 = 3,464.52 : x
  2. Step 2: Convert to fraction form
    13,325.28/19,987.83 = 3,464.52/x
  3. Step 3: Cross multiply
    13,325.28x = 19,987.83 × 3,464.52
  4. Step 4: Simplify right side
    13,325.28x = 69,248,236.79
  5. Step 5: Solve for x
    x = 69,248,236.79/13,325.28
  6. Step 6: Final answer
    x = 5,196.76

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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.