Home / 12,804.98-19,156.79-9,693.96

Finding the Fourth Proportional to 12,804.98, 19,156.79 and 9,693.96

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Solution

The fourth proportional to 12,804.98, 19,156.79 and 9,693.96 is: 14,502.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.98 : 19,156.79 = 9,693.96 : x
  2. Step 2: Convert to fraction form
    12,804.98/19,156.79 = 9,693.96/x
  3. Step 3: Cross multiply
    12,804.98x = 19,156.79 × 9,693.96
  4. Step 4: Simplify right side
    12,804.98x = 185,705,107.52
  5. Step 5: Solve for x
    x = 185,705,107.52/12,804.98
  6. Step 6: Final answer
    x = 14,502.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.