Home / 28,276.24-42,396.94-9,554.51

Finding the Fourth Proportional to 28,276.24, 42,396.94 and 9,554.51

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Solution

The fourth proportional to 28,276.24, 42,396.94 and 9,554.51 is: 14,325.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,276.24 : 42,396.94 = 9,554.51 : x
  2. Step 2: Convert to fraction form
    28,276.24/42,396.94 = 9,554.51/x
  3. Step 3: Cross multiply
    28,276.24x = 42,396.94 × 9,554.51
  4. Step 4: Simplify right side
    28,276.24x = 405,081,987.20
  5. Step 5: Solve for x
    x = 405,081,987.20/28,276.24
  6. Step 6: Final answer
    x = 14,325.88

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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.