Home / 19,438.83-26,828.18-10,942.62

Finding the Fourth Proportional to 19,438.83, 26,828.18 and 10,942.62

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Solution

The fourth proportional to 19,438.83, 26,828.18 and 10,942.62 is: 15,102.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438.83 : 26,828.18 = 10,942.62 : x
  2. Step 2: Convert to fraction form
    19,438.83/26,828.18 = 10,942.62/x
  3. Step 3: Cross multiply
    19,438.83x = 26,828.18 × 10,942.62
  4. Step 4: Simplify right side
    19,438.83x = 293,570,524.32
  5. Step 5: Solve for x
    x = 293,570,524.32/19,438.83
  6. Step 6: Final answer
    x = 15,102.27

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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.