Home / 19,390.44-29,087.16-6,243.21

Finding the Fourth Proportional to 19,390.44, 29,087.16 and 6,243.21

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Solution

The fourth proportional to 19,390.44, 29,087.16 and 6,243.21 is: 9,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,390.44 : 29,087.16 = 6,243.21 : x
  2. Step 2: Convert to fraction form
    19,390.44/29,087.16 = 6,243.21/x
  3. Step 3: Cross multiply
    19,390.44x = 29,087.16 × 6,243.21
  4. Step 4: Simplify right side
    19,390.44x = 181,597,248.18
  5. Step 5: Solve for x
    x = 181,597,248.18/19,390.44
  6. Step 6: Final answer
    x = 9,365.30

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1.5x scale

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.