Home / 14,653.32-21,979.90-5,293.33

Finding the Fourth Proportional to 14,653.32, 21,979.90 and 5,293.33

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Solution

The fourth proportional to 14,653.32, 21,979.90 and 5,293.33 is: 7,939.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.32 : 21,979.90 = 5,293.33 : x
  2. Step 2: Convert to fraction form
    14,653.32/21,979.90 = 5,293.33/x
  3. Step 3: Cross multiply
    14,653.32x = 21,979.90 × 5,293.33
  4. Step 4: Simplify right side
    14,653.32x = 116,346,815.73
  5. Step 5: Solve for x
    x = 116,346,815.73/14,653.32
  6. Step 6: Final answer
    x = 7,939.96

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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.