Home / 28,317.09-42,449.10-9,584.02

Finding the Fourth Proportional to 28,317.09, 42,449.10 and 9,584.02

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Solution

The fourth proportional to 28,317.09, 42,449.10 and 9,584.02 is: 14,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,317.09 : 42,449.10 = 9,584.02 : x
  2. Step 2: Convert to fraction form
    28,317.09/42,449.10 = 9,584.02/x
  3. Step 3: Cross multiply
    28,317.09x = 42,449.10 × 9,584.02
  4. Step 4: Simplify right side
    28,317.09x = 406,833,040.50
  5. Step 5: Solve for x
    x = 406,833,040.50/28,317.09
  6. Step 6: Final answer
    x = 14,367.05

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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.