Home / 14,091.06-19,444.85-7,716.36

Finding the Fourth Proportional to 14,091.06, 19,444.85 and 7,716.36

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Solution

The fourth proportional to 14,091.06, 19,444.85 and 7,716.36 is: 10,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.06 : 19,444.85 = 7,716.36 : x
  2. Step 2: Convert to fraction form
    14,091.06/19,444.85 = 7,716.36/x
  3. Step 3: Cross multiply
    14,091.06x = 19,444.85 × 7,716.36
  4. Step 4: Simplify right side
    14,091.06x = 150,043,462.75
  5. Step 5: Solve for x
    x = 150,043,462.75/14,091.06
  6. Step 6: Final answer
    x = 10,648.13

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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.