Home / 65,531.04-98,296.29-18,783.96

Finding the Fourth Proportional to 65,531.04, 98,296.29 and 18,783.96

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Solution

The fourth proportional to 65,531.04, 98,296.29 and 18,783.96 is: 28,175.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,531.04 : 98,296.29 = 18,783.96 : x
  2. Step 2: Convert to fraction form
    65,531.04/98,296.29 = 18,783.96/x
  3. Step 3: Cross multiply
    65,531.04x = 98,296.29 × 18,783.96
  4. Step 4: Simplify right side
    65,531.04x = 1,846,393,579.51
  5. Step 5: Solve for x
    x = 1,846,393,579.51/65,531.04
  6. Step 6: Final answer
    x = 28,175.86

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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.