Home / 20,264.94-30,396.51-6,224.40

Finding the Fourth Proportional to 20,264.94, 30,396.51 and 6,224.40

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Solution

The fourth proportional to 20,264.94, 30,396.51 and 6,224.40 is: 9,336.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,264.94 : 30,396.51 = 6,224.40 : x
  2. Step 2: Convert to fraction form
    20,264.94/30,396.51 = 6,224.40/x
  3. Step 3: Cross multiply
    20,264.94x = 30,396.51 × 6,224.40
  4. Step 4: Simplify right side
    20,264.94x = 189,200,036.84
  5. Step 5: Solve for x
    x = 189,200,036.84/20,264.94
  6. Step 6: Final answer
    x = 9,336.32

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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.