Home / 19,795.03-27,315.97-10,840.75

Finding the Fourth Proportional to 19,795.03, 27,315.97 and 10,840.75

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Solution

The fourth proportional to 19,795.03, 27,315.97 and 10,840.75 is: 14,959.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.03 : 27,315.97 = 10,840.75 : x
  2. Step 2: Convert to fraction form
    19,795.03/27,315.97 = 10,840.75/x
  3. Step 3: Cross multiply
    19,795.03x = 27,315.97 × 10,840.75
  4. Step 4: Simplify right side
    19,795.03x = 296,125,601.78
  5. Step 5: Solve for x
    x = 296,125,601.78/19,795.03
  6. Step 6: Final answer
    x = 14,959.59

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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.