Home / 12,316.48-18,467.34-4,922.08

Finding the Fourth Proportional to 12,316.48, 18,467.34 and 4,922.08

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Solution

The fourth proportional to 12,316.48, 18,467.34 and 4,922.08 is: 7,380.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316.48 : 18,467.34 = 4,922.08 : x
  2. Step 2: Convert to fraction form
    12,316.48/18,467.34 = 4,922.08/x
  3. Step 3: Cross multiply
    12,316.48x = 18,467.34 × 4,922.08
  4. Step 4: Simplify right side
    12,316.48x = 90,897,724.87
  5. Step 5: Solve for x
    x = 90,897,724.87/12,316.48
  6. Step 6: Final answer
    x = 7,380.17

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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.