Home / 19,275.82-26,601.21-11,316.51

Finding the Fourth Proportional to 19,275.82, 26,601.21 and 11,316.51

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Solution

The fourth proportional to 19,275.82, 26,601.21 and 11,316.51 is: 15,617.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275.82 : 26,601.21 = 11,316.51 : x
  2. Step 2: Convert to fraction form
    19,275.82/26,601.21 = 11,316.51/x
  3. Step 3: Cross multiply
    19,275.82x = 26,601.21 × 11,316.51
  4. Step 4: Simplify right side
    19,275.82x = 301,032,858.98
  5. Step 5: Solve for x
    x = 301,032,858.98/19,275.82
  6. Step 6: Final answer
    x = 15,617.12

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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.