Home / 14,345.36-19,796.04-8,057.36

Finding the Fourth Proportional to 14,345.36, 19,796.04 and 8,057.36

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Solution

The fourth proportional to 14,345.36, 19,796.04 and 8,057.36 is: 11,118.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,345.36 : 19,796.04 = 8,057.36 : x
  2. Step 2: Convert to fraction form
    14,345.36/19,796.04 = 8,057.36/x
  3. Step 3: Cross multiply
    14,345.36x = 19,796.04 × 8,057.36
  4. Step 4: Simplify right side
    14,345.36x = 159,503,820.85
  5. Step 5: Solve for x
    x = 159,503,820.85/14,345.36
  6. Step 6: Final answer
    x = 11,118.84

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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.