Home / 28,967.20-43,503.60-17,303.20

Finding the Fourth Proportional to 28,967.20, 43,503.60 and 17,303.20

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Solution

The fourth proportional to 28,967.20, 43,503.60 and 17,303.20 is: 25,986.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,967.20 : 43,503.60 = 17,303.20 : x
  2. Step 2: Convert to fraction form
    28,967.20/43,503.60 = 17,303.20/x
  3. Step 3: Cross multiply
    28,967.20x = 43,503.60 × 17,303.20
  4. Step 4: Simplify right side
    28,967.20x = 752,751,491.52
  5. Step 5: Solve for x
    x = 752,751,491.52/28,967.20
  6. Step 6: Final answer
    x = 25,986.34

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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.