Home / 19,450.68-26,840.36-10,950.10

Finding the Fourth Proportional to 19,450.68, 26,840.36 and 10,950.10

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Solution

The fourth proportional to 19,450.68, 26,840.36 and 10,950.10 is: 15,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.68 : 26,840.36 = 10,950.10 : x
  2. Step 2: Convert to fraction form
    19,450.68/26,840.36 = 10,950.10/x
  3. Step 3: Cross multiply
    19,450.68x = 26,840.36 × 10,950.10
  4. Step 4: Simplify right side
    19,450.68x = 293,904,626.04
  5. Step 5: Solve for x
    x = 293,904,626.04/19,450.68
  6. Step 6: Final answer
    x = 15,110.25

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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.