Home / 20,467.07-28,229.44-14,095.69

Finding the Fourth Proportional to 20,467.07, 28,229.44 and 14,095.69

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Solution

The fourth proportional to 20,467.07, 28,229.44 and 14,095.69 is: 19,441.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,467.07 : 28,229.44 = 14,095.69 : x
  2. Step 2: Convert to fraction form
    20,467.07/28,229.44 = 14,095.69/x
  3. Step 3: Cross multiply
    20,467.07x = 28,229.44 × 14,095.69
  4. Step 4: Simplify right side
    20,467.07x = 397,913,435.11
  5. Step 5: Solve for x
    x = 397,913,435.11/20,467.07
  6. Step 6: Final answer
    x = 19,441.64

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Half scale
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Double scale
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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.