Home / 13,213.44-19,806.30-4,888.17

Finding the Fourth Proportional to 13,213.44, 19,806.30 and 4,888.17

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Solution

The fourth proportional to 13,213.44, 19,806.30 and 4,888.17 is: 7,327.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,213.44 : 19,806.30 = 4,888.17 : x
  2. Step 2: Convert to fraction form
    13,213.44/19,806.30 = 4,888.17/x
  3. Step 3: Cross multiply
    13,213.44x = 19,806.30 × 4,888.17
  4. Step 4: Simplify right side
    13,213.44x = 96,816,561.47
  5. Step 5: Solve for x
    x = 96,816,561.47/13,213.44
  6. Step 6: Final answer
    x = 7,327.13

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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.