Home / 12,303.63-18,456.66-4,906.35

Finding the Fourth Proportional to 12,303.63, 18,456.66 and 4,906.35

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Solution

The fourth proportional to 12,303.63, 18,456.66 and 4,906.35 is: 7,360.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303.63 : 18,456.66 = 4,906.35 : x
  2. Step 2: Convert to fraction form
    12,303.63/18,456.66 = 4,906.35/x
  3. Step 3: Cross multiply
    12,303.63x = 18,456.66 × 4,906.35
  4. Step 4: Simplify right side
    12,303.63x = 90,554,833.79
  5. Step 5: Solve for x
    x = 90,554,833.79/12,303.63
  6. Step 6: Final answer
    x = 7,360.01

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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.