Home / 21,467.36-29,625.54-12,035.72

Finding the Fourth Proportional to 21,467.36, 29,625.54 and 12,035.72

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Solution

The fourth proportional to 21,467.36, 29,625.54 and 12,035.72 is: 16,609.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,467.36 : 29,625.54 = 12,035.72 : x
  2. Step 2: Convert to fraction form
    21,467.36/29,625.54 = 12,035.72/x
  3. Step 3: Cross multiply
    21,467.36x = 29,625.54 × 12,035.72
  4. Step 4: Simplify right side
    21,467.36x = 356,564,704.29
  5. Step 5: Solve for x
    x = 356,564,704.29/21,467.36
  6. Step 6: Final answer
    x = 16,609.62

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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.