Home / 65,301.12-97,938-18,541.44

Finding the Fourth Proportional to 65,301.12, 97,938 and 18,541.44

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Solution

The fourth proportional to 65,301.12, 97,938 and 18,541.44 is: 27,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,301.12 : 97,938 = 18,541.44 : x
  2. Step 2: Convert to fraction form
    65,301.12/97,938 = 18,541.44/x
  3. Step 3: Cross multiply
    65,301.12x = 97,938 × 18,541.44
  4. Step 4: Simplify right side
    65,301.12x = 1,815,911,550.72
  5. Step 5: Solve for x
    x = 1,815,911,550.72/65,301.12
  6. Step 6: Final answer
    x = 27,808.28

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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.