Home / 30,963.04-46,390.80-16,149.28

Finding the Fourth Proportional to 30,963.04, 46,390.80 and 16,149.28

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Solution

The fourth proportional to 30,963.04, 46,390.80 and 16,149.28 is: 24,195.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,963.04 : 46,390.80 = 16,149.28 : x
  2. Step 2: Convert to fraction form
    30,963.04/46,390.80 = 16,149.28/x
  3. Step 3: Cross multiply
    30,963.04x = 46,390.80 × 16,149.28
  4. Step 4: Simplify right side
    30,963.04x = 749,178,018.62
  5. Step 5: Solve for x
    x = 749,178,018.62/30,963.04
  6. Step 6: Final answer
    x = 24,195.88

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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.