Home / 12,568.34-18,852.56-4,248.42

Finding the Fourth Proportional to 12,568.34, 18,852.56 and 4,248.42

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Solution

The fourth proportional to 12,568.34, 18,852.56 and 4,248.42 is: 6,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,568.34 : 18,852.56 = 4,248.42 : x
  2. Step 2: Convert to fraction form
    12,568.34/18,852.56 = 4,248.42/x
  3. Step 3: Cross multiply
    12,568.34x = 18,852.56 × 4,248.42
  4. Step 4: Simplify right side
    12,568.34x = 80,093,592.96
  5. Step 5: Solve for x
    x = 80,093,592.96/12,568.34
  6. Step 6: Final answer
    x = 6,372.65

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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.