Home / 14,004.14-19,324.95-7,716.02

Finding the Fourth Proportional to 14,004.14, 19,324.95 and 7,716.02

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Solution

The fourth proportional to 14,004.14, 19,324.95 and 7,716.02 is: 10,647.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.14 : 19,324.95 = 7,716.02 : x
  2. Step 2: Convert to fraction form
    14,004.14/19,324.95 = 7,716.02/x
  3. Step 3: Cross multiply
    14,004.14x = 19,324.95 × 7,716.02
  4. Step 4: Simplify right side
    14,004.14x = 149,111,700.70
  5. Step 5: Solve for x
    x = 149,111,700.70/14,004.14
  6. Step 6: Final answer
    x = 10,647.69

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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.