Home / 19,435.80-29,146.38-6,284.64

Finding the Fourth Proportional to 19,435.80, 29,146.38 and 6,284.64

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Solution

The fourth proportional to 19,435.80, 29,146.38 and 6,284.64 is: 9,424.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.80 : 29,146.38 = 6,284.64 : x
  2. Step 2: Convert to fraction form
    19,435.80/29,146.38 = 6,284.64/x
  3. Step 3: Cross multiply
    19,435.80x = 29,146.38 × 6,284.64
  4. Step 4: Simplify right side
    19,435.80x = 183,174,505.60
  5. Step 5: Solve for x
    x = 183,174,505.60/19,435.80
  6. Step 6: Final answer
    x = 9,424.59

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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.