Home / 15,149.92-22,725.84-4,762.08

Finding the Fourth Proportional to 15,149.92, 22,725.84 and 4,762.08

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Solution

The fourth proportional to 15,149.92, 22,725.84 and 4,762.08 is: 7,143.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,149.92 : 22,725.84 = 4,762.08 : x
  2. Step 2: Convert to fraction form
    15,149.92/22,725.84 = 4,762.08/x
  3. Step 3: Cross multiply
    15,149.92x = 22,725.84 × 4,762.08
  4. Step 4: Simplify right side
    15,149.92x = 108,222,268.15
  5. Step 5: Solve for x
    x = 108,222,268.15/15,149.92
  6. Step 6: Final answer
    x = 7,143.42

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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.