Home / 21,464.37-29,621.03-12,032.97

Finding the Fourth Proportional to 21,464.37, 29,621.03 and 12,032.97

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Solution

The fourth proportional to 21,464.37, 29,621.03 and 12,032.97 is: 16,605.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,464.37 : 29,621.03 = 12,032.97 : x
  2. Step 2: Convert to fraction form
    21,464.37/29,621.03 = 12,032.97/x
  3. Step 3: Cross multiply
    21,464.37x = 29,621.03 × 12,032.97
  4. Step 4: Simplify right side
    21,464.37x = 356,428,905.19
  5. Step 5: Solve for x
    x = 356,428,905.19/21,464.37
  6. Step 6: Final answer
    x = 16,605.61

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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.