Home / 19,450.82-26,840.61-10,951.29

Finding the Fourth Proportional to 19,450.82, 26,840.61 and 10,951.29

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Solution

The fourth proportional to 19,450.82, 26,840.61 and 10,951.29 is: 15,111.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.82 : 26,840.61 = 10,951.29 : x
  2. Step 2: Convert to fraction form
    19,450.82/26,840.61 = 10,951.29/x
  3. Step 3: Cross multiply
    19,450.82x = 26,840.61 × 10,951.29
  4. Step 4: Simplify right side
    19,450.82x = 293,939,303.89
  5. Step 5: Solve for x
    x = 293,939,303.89/19,450.82
  6. Step 6: Final answer
    x = 15,111.92

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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.