Home / 14,264.26-19,684.71-7,976.63

Finding the Fourth Proportional to 14,264.26, 19,684.71 and 7,976.63

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Solution

The fourth proportional to 14,264.26, 19,684.71 and 7,976.63 is: 11,007.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.26 : 19,684.71 = 7,976.63 : x
  2. Step 2: Convert to fraction form
    14,264.26/19,684.71 = 7,976.63/x
  3. Step 3: Cross multiply
    14,264.26x = 19,684.71 × 7,976.63
  4. Step 4: Simplify right side
    14,264.26x = 157,017,648.33
  5. Step 5: Solve for x
    x = 157,017,648.33/14,264.26
  6. Step 6: Final answer
    x = 11,007.77

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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.