Home / 12,724.84-19,094.70-5,328.68

Finding the Fourth Proportional to 12,724.84, 19,094.70 and 5,328.68

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Solution

The fourth proportional to 12,724.84, 19,094.70 and 5,328.68 is: 7,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724.84 : 19,094.70 = 5,328.68 : x
  2. Step 2: Convert to fraction form
    12,724.84/19,094.70 = 5,328.68/x
  3. Step 3: Cross multiply
    12,724.84x = 19,094.70 × 5,328.68
  4. Step 4: Simplify right side
    12,724.84x = 101,749,450.52
  5. Step 5: Solve for x
    x = 101,749,450.52/12,724.84
  6. Step 6: Final answer
    x = 7,996.13

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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.