Home / 30,749.94-46,124.10-8,562.42

Finding the Fourth Proportional to 30,749.94, 46,124.10 and 8,562.42

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Solution

The fourth proportional to 30,749.94, 46,124.10 and 8,562.42 is: 12,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,749.94 : 46,124.10 = 8,562.42 : x
  2. Step 2: Convert to fraction form
    30,749.94/46,124.10 = 8,562.42/x
  3. Step 3: Cross multiply
    30,749.94x = 46,124.10 × 8,562.42
  4. Step 4: Simplify right side
    30,749.94x = 394,933,916.32
  5. Step 5: Solve for x
    x = 394,933,916.32/30,749.94
  6. Step 6: Final answer
    x = 12,843.40

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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.