Home / 21,858.24-32,789.44-8,008.32

Finding the Fourth Proportional to 21,858.24, 32,789.44 and 8,008.32

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Solution

The fourth proportional to 21,858.24, 32,789.44 and 8,008.32 is: 12,013.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,858.24 : 32,789.44 = 8,008.32 : x
  2. Step 2: Convert to fraction form
    21,858.24/32,789.44 = 8,008.32/x
  3. Step 3: Cross multiply
    21,858.24x = 32,789.44 × 8,008.32
  4. Step 4: Simplify right side
    21,858.24x = 262,588,328.14
  5. Step 5: Solve for x
    x = 262,588,328.14/21,858.24
  6. Step 6: Final answer
    x = 12,013.24

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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.