Home / 23,544.12-35,315.94-7,128.12

Finding the Fourth Proportional to 23,544.12, 35,315.94 and 7,128.12

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Solution

The fourth proportional to 23,544.12, 35,315.94 and 7,128.12 is: 10,692.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,544.12 : 35,315.94 = 7,128.12 : x
  2. Step 2: Convert to fraction form
    23,544.12/35,315.94 = 7,128.12/x
  3. Step 3: Cross multiply
    23,544.12x = 35,315.94 × 7,128.12
  4. Step 4: Simplify right side
    23,544.12x = 251,736,258.23
  5. Step 5: Solve for x
    x = 251,736,258.23/23,544.12
  6. Step 6: Final answer
    x = 10,692.11

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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.