Home / 14,653.06-21,977.16-5,291.28

Finding the Fourth Proportional to 14,653.06, 21,977.16 and 5,291.28

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Solution

The fourth proportional to 14,653.06, 21,977.16 and 5,291.28 is: 7,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.06 : 21,977.16 = 5,291.28 : x
  2. Step 2: Convert to fraction form
    14,653.06/21,977.16 = 5,291.28/x
  3. Step 3: Cross multiply
    14,653.06x = 21,977.16 × 5,291.28
  4. Step 4: Simplify right side
    14,653.06x = 116,287,307.16
  5. Step 5: Solve for x
    x = 116,287,307.16/14,653.06
  6. Step 6: Final answer
    x = 7,936.04

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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.