Home / 13,238.83-19,854.04-4,352.11

Finding the Fourth Proportional to 13,238.83, 19,854.04 and 4,352.11

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Solution

The fourth proportional to 13,238.83, 19,854.04 and 4,352.11 is: 6,526.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,238.83 : 19,854.04 = 4,352.11 : x
  2. Step 2: Convert to fraction form
    13,238.83/19,854.04 = 4,352.11/x
  3. Step 3: Cross multiply
    13,238.83x = 19,854.04 × 4,352.11
  4. Step 4: Simplify right side
    13,238.83x = 86,406,844.99
  5. Step 5: Solve for x
    x = 86,406,844.99/13,238.83
  6. Step 6: Final answer
    x = 6,526.78

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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.