Home / 14,144.93-19,508.73-9,109.56

Finding the Fourth Proportional to 14,144.93, 19,508.73 and 9,109.56

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Solution

The fourth proportional to 14,144.93, 19,508.73 and 9,109.56 is: 12,563.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,144.93 : 19,508.73 = 9,109.56 : x
  2. Step 2: Convert to fraction form
    14,144.93/19,508.73 = 9,109.56/x
  3. Step 3: Cross multiply
    14,144.93x = 19,508.73 × 9,109.56
  4. Step 4: Simplify right side
    14,144.93x = 177,715,946.46
  5. Step 5: Solve for x
    x = 177,715,946.46/14,144.93
  6. Step 6: Final answer
    x = 12,563.94

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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.