Home / 14,428.02-19,910.63-7,804.02

Finding the Fourth Proportional to 14,428.02, 19,910.63 and 7,804.02

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Solution

The fourth proportional to 14,428.02, 19,910.63 and 7,804.02 is: 10,769.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,428.02 : 19,910.63 = 7,804.02 : x
  2. Step 2: Convert to fraction form
    14,428.02/19,910.63 = 7,804.02/x
  3. Step 3: Cross multiply
    14,428.02x = 19,910.63 × 7,804.02
  4. Step 4: Simplify right side
    14,428.02x = 155,382,954.73
  5. Step 5: Solve for x
    x = 155,382,954.73/14,428.02
  6. Step 6: Final answer
    x = 10,769.53

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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.