Home / 19,415.81-29,116.34-6,266.21

Finding the Fourth Proportional to 19,415.81, 29,116.34 and 6,266.21

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Solution

The fourth proportional to 19,415.81, 29,116.34 and 6,266.21 is: 9,396.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,415.81 : 29,116.34 = 6,266.21 : x
  2. Step 2: Convert to fraction form
    19,415.81/29,116.34 = 6,266.21/x
  3. Step 3: Cross multiply
    19,415.81x = 29,116.34 × 6,266.21
  4. Step 4: Simplify right side
    19,415.81x = 182,449,069.54
  5. Step 5: Solve for x
    x = 182,449,069.54/19,415.81
  6. Step 6: Final answer
    x = 9,396.93

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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.