Home / 30,760.64-46,124.56-15,932.80

Finding the Fourth Proportional to 30,760.64, 46,124.56 and 15,932.80

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Solution

The fourth proportional to 30,760.64, 46,124.56 and 15,932.80 is: 23,890.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,760.64 : 46,124.56 = 15,932.80 : x
  2. Step 2: Convert to fraction form
    30,760.64/46,124.56 = 15,932.80/x
  3. Step 3: Cross multiply
    30,760.64x = 46,124.56 × 15,932.80
  4. Step 4: Simplify right side
    30,760.64x = 734,893,389.57
  5. Step 5: Solve for x
    x = 734,893,389.57/30,760.64
  6. Step 6: Final answer
    x = 23,890.71

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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.