Home / 17,980.20-26,970.27-4,832.57

Finding the Fourth Proportional to 17,980.20, 26,970.27 and 4,832.57

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Solution

The fourth proportional to 17,980.20, 26,970.27 and 4,832.57 is: 7,248.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,980.20 : 26,970.27 = 4,832.57 : x
  2. Step 2: Convert to fraction form
    17,980.20/26,970.27 = 4,832.57/x
  3. Step 3: Cross multiply
    17,980.20x = 26,970.27 × 4,832.57
  4. Step 4: Simplify right side
    17,980.20x = 130,335,558.68
  5. Step 5: Solve for x
    x = 130,335,558.68/17,980.20
  6. Step 6: Final answer
    x = 7,248.84

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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.