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Finding the Fourth Proportional to 14,348.33, 19,798.51 and 7,974.97

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Solution

The fourth proportional to 14,348.33, 19,798.51 and 7,974.97 is: 11,004.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348.33 : 19,798.51 = 7,974.97 : x
  2. Step 2: Convert to fraction form
    14,348.33/19,798.51 = 7,974.97/x
  3. Step 3: Cross multiply
    14,348.33x = 19,798.51 × 7,974.97
  4. Step 4: Simplify right side
    14,348.33x = 157,892,453.86
  5. Step 5: Solve for x
    x = 157,892,453.86/14,348.33
  6. Step 6: Final answer
    x = 11,004.24

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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.