Home / 19,508.54-26,921.59-10,555.85

Finding the Fourth Proportional to 19,508.54, 26,921.59 and 10,555.85

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Solution

The fourth proportional to 19,508.54, 26,921.59 and 10,555.85 is: 14,566.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.54 : 26,921.59 = 10,555.85 : x
  2. Step 2: Convert to fraction form
    19,508.54/26,921.59 = 10,555.85/x
  3. Step 3: Cross multiply
    19,508.54x = 26,921.59 × 10,555.85
  4. Step 4: Simplify right side
    19,508.54x = 284,180,078.41
  5. Step 5: Solve for x
    x = 284,180,078.41/19,508.54
  6. Step 6: Final answer
    x = 14,566.96

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Double scale
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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.