Home / 19,368.06-29,056.96-5,517.06

Finding the Fourth Proportional to 19,368.06, 29,056.96 and 5,517.06

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Solution

The fourth proportional to 19,368.06, 29,056.96 and 5,517.06 is: 8,276.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.06 : 29,056.96 = 5,517.06 : x
  2. Step 2: Convert to fraction form
    19,368.06/29,056.96 = 5,517.06/x
  3. Step 3: Cross multiply
    19,368.06x = 29,056.96 × 5,517.06
  4. Step 4: Simplify right side
    19,368.06x = 160,308,991.74
  5. Step 5: Solve for x
    x = 160,308,991.74/19,368.06
  6. Step 6: Final answer
    x = 8,276.98

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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.