Home / 28,892.30-43,345.09-12,252.97

Finding the Fourth Proportional to 28,892.30, 43,345.09 and 12,252.97

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Solution

The fourth proportional to 28,892.30, 43,345.09 and 12,252.97 is: 18,382.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,892.30 : 43,345.09 = 12,252.97 : x
  2. Step 2: Convert to fraction form
    28,892.30/43,345.09 = 12,252.97/x
  3. Step 3: Cross multiply
    28,892.30x = 43,345.09 × 12,252.97
  4. Step 4: Simplify right side
    28,892.30x = 531,106,156.91
  5. Step 5: Solve for x
    x = 531,106,156.91/28,892.30
  6. Step 6: Final answer
    x = 18,382.28

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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.