Home / 20,441.07-30,648.32-9,763.04

Finding the Fourth Proportional to 20,441.07, 30,648.32 and 9,763.04

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Solution

The fourth proportional to 20,441.07, 30,648.32 and 9,763.04 is: 14,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,441.07 : 30,648.32 = 9,763.04 : x
  2. Step 2: Convert to fraction form
    20,441.07/30,648.32 = 9,763.04/x
  3. Step 3: Cross multiply
    20,441.07x = 30,648.32 × 9,763.04
  4. Step 4: Simplify right side
    20,441.07x = 299,220,725.28
  5. Step 5: Solve for x
    x = 299,220,725.28/20,441.07
  6. Step 6: Final answer
    x = 14,638.21

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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.