Home / 34,653.42-51,872.58-18,819.18

Finding the Fourth Proportional to 34,653.42, 51,872.58 and 18,819.18

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Solution

The fourth proportional to 34,653.42, 51,872.58 and 18,819.18 is: 28,170.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,653.42 : 51,872.58 = 18,819.18 : x
  2. Step 2: Convert to fraction form
    34,653.42/51,872.58 = 18,819.18/x
  3. Step 3: Cross multiply
    34,653.42x = 51,872.58 × 18,819.18
  4. Step 4: Simplify right side
    34,653.42x = 976,199,420.08
  5. Step 5: Solve for x
    x = 976,199,420.08/34,653.42
  6. Step 6: Final answer
    x = 28,170.36

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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.