Home / 19,182.66-26,474.49-11,630.22

Finding the Fourth Proportional to 19,182.66, 26,474.49 and 11,630.22

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Solution

The fourth proportional to 19,182.66, 26,474.49 and 11,630.22 is: 16,051.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182.66 : 26,474.49 = 11,630.22 : x
  2. Step 2: Convert to fraction form
    19,182.66/26,474.49 = 11,630.22/x
  3. Step 3: Cross multiply
    19,182.66x = 26,474.49 × 11,630.22
  4. Step 4: Simplify right side
    19,182.66x = 307,904,143.09
  5. Step 5: Solve for x
    x = 307,904,143.09/19,182.66
  6. Step 6: Final answer
    x = 16,051.17

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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.