Home / 14,159.51-21,237.80-4,799.28

Finding the Fourth Proportional to 14,159.51, 21,237.80 and 4,799.28

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Solution

The fourth proportional to 14,159.51, 21,237.80 and 4,799.28 is: 7,198.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159.51 : 21,237.80 = 4,799.28 : x
  2. Step 2: Convert to fraction form
    14,159.51/21,237.80 = 4,799.28/x
  3. Step 3: Cross multiply
    14,159.51x = 21,237.80 × 4,799.28
  4. Step 4: Simplify right side
    14,159.51x = 101,926,148.78
  5. Step 5: Solve for x
    x = 101,926,148.78/14,159.51
  6. Step 6: Final answer
    x = 7,198.42

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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.