Home / 34,884.11-48,139.53-18,968.42

Finding the Fourth Proportional to 34,884.11, 48,139.53 and 18,968.42

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Solution

The fourth proportional to 34,884.11, 48,139.53 and 18,968.42 is: 26,176.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,884.11 : 48,139.53 = 18,968.42 : x
  2. Step 2: Convert to fraction form
    34,884.11/48,139.53 = 18,968.42/x
  3. Step 3: Cross multiply
    34,884.11x = 48,139.53 × 18,968.42
  4. Step 4: Simplify right side
    34,884.11x = 913,130,872.86
  5. Step 5: Solve for x
    x = 913,130,872.86/34,884.11
  6. Step 6: Final answer
    x = 26,176.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.