Home / 19,645.23-27,112.32-12,095.98

Finding the Fourth Proportional to 19,645.23, 27,112.32 and 12,095.98

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Solution

The fourth proportional to 19,645.23, 27,112.32 and 12,095.98 is: 16,693.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,645.23 : 27,112.32 = 12,095.98 : x
  2. Step 2: Convert to fraction form
    19,645.23/27,112.32 = 12,095.98/x
  3. Step 3: Cross multiply
    19,645.23x = 27,112.32 × 12,095.98
  4. Step 4: Simplify right side
    19,645.23x = 327,950,165.20
  5. Step 5: Solve for x
    x = 327,950,165.20/19,645.23
  6. Step 6: Final answer
    x = 16,693.62

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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.