Home / 19,167.21-26,450.74-10,669.15

Finding the Fourth Proportional to 19,167.21, 26,450.74 and 10,669.15

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Solution

The fourth proportional to 19,167.21, 26,450.74 and 10,669.15 is: 14,723.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.21 : 26,450.74 = 10,669.15 : x
  2. Step 2: Convert to fraction form
    19,167.21/26,450.74 = 10,669.15/x
  3. Step 3: Cross multiply
    19,167.21x = 26,450.74 × 10,669.15
  4. Step 4: Simplify right side
    19,167.21x = 282,206,819.87
  5. Step 5: Solve for x
    x = 282,206,819.87/19,167.21
  6. Step 6: Final answer
    x = 14,723.42

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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.