Home / 18,454.72-25,467.58-10,071.22

Finding the Fourth Proportional to 18,454.72, 25,467.58 and 10,071.22

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Solution

The fourth proportional to 18,454.72, 25,467.58 and 10,071.22 is: 13,898.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.72 : 25,467.58 = 10,071.22 : x
  2. Step 2: Convert to fraction form
    18,454.72/25,467.58 = 10,071.22/x
  3. Step 3: Cross multiply
    18,454.72x = 25,467.58 × 10,071.22
  4. Step 4: Simplify right side
    18,454.72x = 256,489,601.05
  5. Step 5: Solve for x
    x = 256,489,601.05/18,454.72
  6. Step 6: Final answer
    x = 13,898.32

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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.