Home / 13,192.29-19,786.32-4,876.23

Finding the Fourth Proportional to 13,192.29, 19,786.32 and 4,876.23

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Solution

The fourth proportional to 13,192.29, 19,786.32 and 4,876.23 is: 7,313.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.29 : 19,786.32 = 4,876.23 : x
  2. Step 2: Convert to fraction form
    13,192.29/19,786.32 = 4,876.23/x
  3. Step 3: Cross multiply
    13,192.29x = 19,786.32 × 4,876.23
  4. Step 4: Simplify right side
    13,192.29x = 96,482,647.17
  5. Step 5: Solve for x
    x = 96,482,647.17/13,192.29
  6. Step 6: Final answer
    x = 7,313.56

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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.