Home / 14,004.18-19,325.97-7,716.42

Finding the Fourth Proportional to 14,004.18, 19,325.97 and 7,716.42

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Solution

The fourth proportional to 14,004.18, 19,325.97 and 7,716.42 is: 10,648.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.18 : 19,325.97 = 7,716.42 : x
  2. Step 2: Convert to fraction form
    14,004.18/19,325.97 = 7,716.42/x
  3. Step 3: Cross multiply
    14,004.18x = 19,325.97 × 7,716.42
  4. Step 4: Simplify right side
    14,004.18x = 149,127,301.43
  5. Step 5: Solve for x
    x = 149,127,301.43/14,004.18
  6. Step 6: Final answer
    x = 10,648.77

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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.