Home / 30,749.63-46,124.48-8,563.05

Finding the Fourth Proportional to 30,749.63, 46,124.48 and 8,563.05

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Solution

The fourth proportional to 30,749.63, 46,124.48 and 8,563.05 is: 12,844.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,749.63 : 46,124.48 = 8,563.05 : x
  2. Step 2: Convert to fraction form
    30,749.63/46,124.48 = 8,563.05/x
  3. Step 3: Cross multiply
    30,749.63x = 46,124.48 × 8,563.05
  4. Step 4: Simplify right side
    30,749.63x = 394,966,228.46
  5. Step 5: Solve for x
    x = 394,966,228.46/30,749.63
  6. Step 6: Final answer
    x = 12,844.58

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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.