Home / 30,825.64-46,239.18-14,199.58

Finding the Fourth Proportional to 30,825.64, 46,239.18 and 14,199.58

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Solution

The fourth proportional to 30,825.64, 46,239.18 and 14,199.58 is: 21,299.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,825.64 : 46,239.18 = 14,199.58 : x
  2. Step 2: Convert to fraction form
    30,825.64/46,239.18 = 14,199.58/x
  3. Step 3: Cross multiply
    30,825.64x = 46,239.18 × 14,199.58
  4. Step 4: Simplify right side
    30,825.64x = 656,576,935.54
  5. Step 5: Solve for x
    x = 656,576,935.54/30,825.64
  6. Step 6: Final answer
    x = 21,299.70

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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.