Home / 14,264.60-19,684.26-7,891.04

Finding the Fourth Proportional to 14,264.60, 19,684.26 and 7,891.04

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Solution

The fourth proportional to 14,264.60, 19,684.26 and 7,891.04 is: 10,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.60 : 19,684.26 = 7,891.04 : x
  2. Step 2: Convert to fraction form
    14,264.60/19,684.26 = 7,891.04/x
  3. Step 3: Cross multiply
    14,264.60x = 19,684.26 × 7,891.04
  4. Step 4: Simplify right side
    14,264.60x = 155,329,283.03
  5. Step 5: Solve for x
    x = 155,329,283.03/14,264.60
  6. Step 6: Final answer
    x = 10,889.14

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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.