Home / 13,134.39-19,690.39-5,733.32

Finding the Fourth Proportional to 13,134.39, 19,690.39 and 5,733.32

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Solution

The fourth proportional to 13,134.39, 19,690.39 and 5,733.32 is: 8,595.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134.39 : 19,690.39 = 5,733.32 : x
  2. Step 2: Convert to fraction form
    13,134.39/19,690.39 = 5,733.32/x
  3. Step 3: Cross multiply
    13,134.39x = 19,690.39 × 5,733.32
  4. Step 4: Simplify right side
    13,134.39x = 112,891,215.51
  5. Step 5: Solve for x
    x = 112,891,215.51/13,134.39
  6. Step 6: Final answer
    x = 8,595.09

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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.