Home / 13,946.14-19,244.48-7,976.85

Finding the Fourth Proportional to 13,946.14, 19,244.48 and 7,976.85

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Solution

The fourth proportional to 13,946.14, 19,244.48 and 7,976.85 is: 11,007.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946.14 : 19,244.48 = 7,976.85 : x
  2. Step 2: Convert to fraction form
    13,946.14/19,244.48 = 7,976.85/x
  3. Step 3: Cross multiply
    13,946.14x = 19,244.48 × 7,976.85
  4. Step 4: Simplify right side
    13,946.14x = 153,510,330.29
  5. Step 5: Solve for x
    x = 153,510,330.29/13,946.14
  6. Step 6: Final answer
    x = 11,007.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.