Home / 34,634.79-51,939.36-12,442.14

Finding the Fourth Proportional to 34,634.79, 51,939.36 and 12,442.14

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Solution

The fourth proportional to 34,634.79, 51,939.36 and 12,442.14 is: 18,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,634.79 : 51,939.36 = 12,442.14 : x
  2. Step 2: Convert to fraction form
    34,634.79/51,939.36 = 12,442.14/x
  3. Step 3: Cross multiply
    34,634.79x = 51,939.36 × 12,442.14
  4. Step 4: Simplify right side
    34,634.79x = 646,236,788.63
  5. Step 5: Solve for x
    x = 646,236,788.63/34,634.79
  6. Step 6: Final answer
    x = 18,658.60

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1.5x scale

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.