Home / 17,980.16-26,973.96-5,499.44

Finding the Fourth Proportional to 17,980.16, 26,973.96 and 5,499.44

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Solution

The fourth proportional to 17,980.16, 26,973.96 and 5,499.44 is: 8,250.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,980.16 : 26,973.96 = 5,499.44 : x
  2. Step 2: Convert to fraction form
    17,980.16/26,973.96 = 5,499.44/x
  3. Step 3: Cross multiply
    17,980.16x = 26,973.96 × 5,499.44
  4. Step 4: Simplify right side
    17,980.16x = 148,341,674.58
  5. Step 5: Solve for x
    x = 148,341,674.58/17,980.16
  6. Step 6: Final answer
    x = 8,250.30

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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.