Home / 34,145.19-51,217.75-10,771.63

Finding the Fourth Proportional to 34,145.19, 51,217.75 and 10,771.63

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Solution

The fourth proportional to 34,145.19, 51,217.75 and 10,771.63 is: 16,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,145.19 : 51,217.75 = 10,771.63 : x
  2. Step 2: Convert to fraction form
    34,145.19/51,217.75 = 10,771.63/x
  3. Step 3: Cross multiply
    34,145.19x = 51,217.75 × 10,771.63
  4. Step 4: Simplify right side
    34,145.19x = 551,698,652.43
  5. Step 5: Solve for x
    x = 551,698,652.43/34,145.19
  6. Step 6: Final answer
    x = 16,157.43

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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.