Home / 19,167.30-26,450.82-10,783.80

Finding the Fourth Proportional to 19,167.30, 26,450.82 and 10,783.80

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Solution

The fourth proportional to 19,167.30, 26,450.82 and 10,783.80 is: 14,881.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.30 : 26,450.82 = 10,783.80 : x
  2. Step 2: Convert to fraction form
    19,167.30/26,450.82 = 10,783.80/x
  3. Step 3: Cross multiply
    19,167.30x = 26,450.82 × 10,783.80
  4. Step 4: Simplify right side
    19,167.30x = 285,240,352.72
  5. Step 5: Solve for x
    x = 285,240,352.72/19,167.30
  6. Step 6: Final answer
    x = 14,881.61

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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.