Home / 13,283.36-19,926.64-5,497.68

Finding the Fourth Proportional to 13,283.36, 19,926.64 and 5,497.68

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Solution

The fourth proportional to 13,283.36, 19,926.64 and 5,497.68 is: 8,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,283.36 : 19,926.64 = 5,497.68 : x
  2. Step 2: Convert to fraction form
    13,283.36/19,926.64 = 5,497.68/x
  3. Step 3: Cross multiply
    13,283.36x = 19,926.64 × 5,497.68
  4. Step 4: Simplify right side
    13,283.36x = 109,550,290.20
  5. Step 5: Solve for x
    x = 109,550,290.20/13,283.36
  6. Step 6: Final answer
    x = 8,247.18

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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.