Home / 19,541.26-26,967.44-11,991.76

Finding the Fourth Proportional to 19,541.26, 26,967.44 and 11,991.76

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Solution

The fourth proportional to 19,541.26, 26,967.44 and 11,991.76 is: 16,548.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541.26 : 26,967.44 = 11,991.76 : x
  2. Step 2: Convert to fraction form
    19,541.26/26,967.44 = 11,991.76/x
  3. Step 3: Cross multiply
    19,541.26x = 26,967.44 × 11,991.76
  4. Step 4: Simplify right side
    19,541.26x = 323,387,068.29
  5. Step 5: Solve for x
    x = 323,387,068.29/19,541.26
  6. Step 6: Final answer
    x = 16,548.94

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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.