Home / 23,051.20-34,528.20-19,163.20

Finding the Fourth Proportional to 23,051.20, 34,528.20 and 19,163.20

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Solution

The fourth proportional to 23,051.20, 34,528.20 and 19,163.20 is: 28,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,051.20 : 34,528.20 = 19,163.20 : x
  2. Step 2: Convert to fraction form
    23,051.20/34,528.20 = 19,163.20/x
  3. Step 3: Cross multiply
    23,051.20x = 34,528.20 × 19,163.20
  4. Step 4: Simplify right side
    23,051.20x = 661,670,802.24
  5. Step 5: Solve for x
    x = 661,670,802.24/23,051.20
  6. Step 6: Final answer
    x = 28,704.40

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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.