Home / 28,362.43-42,522.77-9,637.42

Finding the Fourth Proportional to 28,362.43, 42,522.77 and 9,637.42

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Solution

The fourth proportional to 28,362.43, 42,522.77 and 9,637.42 is: 14,449.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,362.43 : 42,522.77 = 9,637.42 : x
  2. Step 2: Convert to fraction form
    28,362.43/42,522.77 = 9,637.42/x
  3. Step 3: Cross multiply
    28,362.43x = 42,522.77 × 9,637.42
  4. Step 4: Simplify right side
    28,362.43x = 409,809,745.87
  5. Step 5: Solve for x
    x = 409,809,745.87/28,362.43
  6. Step 6: Final answer
    x = 14,449.04

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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.