Home / 15,200.89-22,804.84-4,812.64

Finding the Fourth Proportional to 15,200.89, 22,804.84 and 4,812.64

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Solution

The fourth proportional to 15,200.89, 22,804.84 and 4,812.64 is: 7,220.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,200.89 : 22,804.84 = 4,812.64 : x
  2. Step 2: Convert to fraction form
    15,200.89/22,804.84 = 4,812.64/x
  3. Step 3: Cross multiply
    15,200.89x = 22,804.84 × 4,812.64
  4. Step 4: Simplify right side
    15,200.89x = 109,751,371.15
  5. Step 5: Solve for x
    x = 109,751,371.15/15,200.89
  6. Step 6: Final answer
    x = 7,220.06

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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.