Home / 19,507.66-26,920.62-10,555.23

Finding the Fourth Proportional to 19,507.66, 26,920.62 and 10,555.23

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Solution

The fourth proportional to 19,507.66, 26,920.62 and 10,555.23 is: 14,566.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,507.66 : 26,920.62 = 10,555.23 : x
  2. Step 2: Convert to fraction form
    19,507.66/26,920.62 = 10,555.23/x
  3. Step 3: Cross multiply
    19,507.66x = 26,920.62 × 10,555.23
  4. Step 4: Simplify right side
    19,507.66x = 284,153,335.84
  5. Step 5: Solve for x
    x = 284,153,335.84/19,507.66
  6. Step 6: Final answer
    x = 14,566.24

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Half scale
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Double scale
Find fourth proportional to 19,508.66, 26,922 and 10,556.23
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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.