Home / 13,974.59-19,287.72-8,010.29

Finding the Fourth Proportional to 13,974.59, 19,287.72 and 8,010.29

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Solution

The fourth proportional to 13,974.59, 19,287.72 and 8,010.29 is: 11,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974.59 : 19,287.72 = 8,010.29 : x
  2. Step 2: Convert to fraction form
    13,974.59/19,287.72 = 8,010.29/x
  3. Step 3: Cross multiply
    13,974.59x = 19,287.72 × 8,010.29
  4. Step 4: Simplify right side
    13,974.59x = 154,500,278.86
  5. Step 5: Solve for x
    x = 154,500,278.86/13,974.59
  6. Step 6: Final answer
    x = 11,055.80

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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.