Home / 23,110.01-31,891.29-13,038.19

Finding the Fourth Proportional to 23,110.01, 31,891.29 and 13,038.19

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Solution

The fourth proportional to 23,110.01, 31,891.29 and 13,038.19 is: 17,992.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,110.01 : 31,891.29 = 13,038.19 : x
  2. Step 2: Convert to fraction form
    23,110.01/31,891.29 = 13,038.19/x
  3. Step 3: Cross multiply
    23,110.01x = 31,891.29 × 13,038.19
  4. Step 4: Simplify right side
    23,110.01x = 415,804,698.37
  5. Step 5: Solve for x
    x = 415,804,698.37/23,110.01
  6. Step 6: Final answer
    x = 17,992.41

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Half scale
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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.