Home / 14,108.36-21,162.52-5,782.68

Finding the Fourth Proportional to 14,108.36, 21,162.52 and 5,782.68

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Solution

The fourth proportional to 14,108.36, 21,162.52 and 5,782.68 is: 8,674.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.36 : 21,162.52 = 5,782.68 : x
  2. Step 2: Convert to fraction form
    14,108.36/21,162.52 = 5,782.68/x
  3. Step 3: Cross multiply
    14,108.36x = 21,162.52 × 5,782.68
  4. Step 4: Simplify right side
    14,108.36x = 122,376,081.15
  5. Step 5: Solve for x
    x = 122,376,081.15/14,108.36
  6. Step 6: Final answer
    x = 8,674.01

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.