Home / 14,280.44-19,696.12-9,491.80

Finding the Fourth Proportional to 14,280.44, 19,696.12 and 9,491.80

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Solution

The fourth proportional to 14,280.44, 19,696.12 and 9,491.80 is: 13,091.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280.44 : 19,696.12 = 9,491.80 : x
  2. Step 2: Convert to fraction form
    14,280.44/19,696.12 = 9,491.80/x
  3. Step 3: Cross multiply
    14,280.44x = 19,696.12 × 9,491.80
  4. Step 4: Simplify right side
    14,280.44x = 186,951,631.82
  5. Step 5: Solve for x
    x = 186,951,631.82/14,280.44
  6. Step 6: Final answer
    x = 13,091.45

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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.