Home / 34,884.24-48,140.68-18,968.72

Finding the Fourth Proportional to 34,884.24, 48,140.68 and 18,968.72

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Solution

The fourth proportional to 34,884.24, 48,140.68 and 18,968.72 is: 26,177.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,884.24 : 48,140.68 = 18,968.72 : x
  2. Step 2: Convert to fraction form
    34,884.24/48,140.68 = 18,968.72/x
  3. Step 3: Cross multiply
    34,884.24x = 48,140.68 × 18,968.72
  4. Step 4: Simplify right side
    34,884.24x = 913,167,079.53
  5. Step 5: Solve for x
    x = 913,167,079.53/34,884.24
  6. Step 6: Final answer
    x = 26,177.07

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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.