Home / 15,624.29-23,436.44-3,938.42

Finding the Fourth Proportional to 15,624.29, 23,436.44 and 3,938.42

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Solution

The fourth proportional to 15,624.29, 23,436.44 and 3,938.42 is: 5,907.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624.29 : 23,436.44 = 3,938.42 : x
  2. Step 2: Convert to fraction form
    15,624.29/23,436.44 = 3,938.42/x
  3. Step 3: Cross multiply
    15,624.29x = 23,436.44 × 3,938.42
  4. Step 4: Simplify right side
    15,624.29x = 92,302,544.02
  5. Step 5: Solve for x
    x = 92,302,544.02/15,624.29
  6. Step 6: Final answer
    x = 5,907.63

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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.