Home / 14,643.07-21,964.65-3,549.72

Finding the Fourth Proportional to 14,643.07, 21,964.65 and 3,549.72

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Solution

The fourth proportional to 14,643.07, 21,964.65 and 3,549.72 is: 5,324.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,643.07 : 21,964.65 = 3,549.72 : x
  2. Step 2: Convert to fraction form
    14,643.07/21,964.65 = 3,549.72/x
  3. Step 3: Cross multiply
    14,643.07x = 21,964.65 × 3,549.72
  4. Step 4: Simplify right side
    14,643.07x = 77,968,357.40
  5. Step 5: Solve for x
    x = 77,968,357.40/14,643.07
  6. Step 6: Final answer
    x = 5,324.59

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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.