Home / 19,059.19-26,304.30-11,103.91

Finding the Fourth Proportional to 19,059.19, 26,304.30 and 11,103.91

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Solution

The fourth proportional to 19,059.19, 26,304.30 and 11,103.91 is: 15,324.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,059.19 : 26,304.30 = 11,103.91 : x
  2. Step 2: Convert to fraction form
    19,059.19/26,304.30 = 11,103.91/x
  3. Step 3: Cross multiply
    19,059.19x = 26,304.30 × 11,103.91
  4. Step 4: Simplify right side
    19,059.19x = 292,080,579.81
  5. Step 5: Solve for x
    x = 292,080,579.81/19,059.19
  6. Step 6: Final answer
    x = 15,324.92

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Half scale
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Double scale
Find fourth proportional to 19,060.19, 26,305.68 and 11,104.91
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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.