Home / 28,851.39-43,296-10,130.94

Finding the Fourth Proportional to 28,851.39, 43,296 and 10,130.94

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Solution

The fourth proportional to 28,851.39, 43,296 and 10,130.94 is: 15,203.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,851.39 : 43,296 = 10,130.94 : x
  2. Step 2: Convert to fraction form
    28,851.39/43,296 = 10,130.94/x
  3. Step 3: Cross multiply
    28,851.39x = 43,296 × 10,130.94
  4. Step 4: Simplify right side
    28,851.39x = 438,629,178.24
  5. Step 5: Solve for x
    x = 438,629,178.24/28,851.39
  6. Step 6: Final answer
    x = 15,203.05

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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.