Home / 19,448.28-26,840.88-10,950.48

Finding the Fourth Proportional to 19,448.28, 26,840.88 and 10,950.48

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Solution

The fourth proportional to 19,448.28, 26,840.88 and 10,950.48 is: 15,112.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,448.28 : 26,840.88 = 10,950.48 : x
  2. Step 2: Convert to fraction form
    19,448.28/26,840.88 = 10,950.48/x
  3. Step 3: Cross multiply
    19,448.28x = 26,840.88 × 10,950.48
  4. Step 4: Simplify right side
    19,448.28x = 293,920,519.62
  5. Step 5: Solve for x
    x = 293,920,519.62/19,448.28
  6. Step 6: Final answer
    x = 15,112.93

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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.