Home / 28,970.84-43,455.90-9,249.14

Finding the Fourth Proportional to 28,970.84, 43,455.90 and 9,249.14

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Solution

The fourth proportional to 28,970.84, 43,455.90 and 9,249.14 is: 13,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970.84 : 43,455.90 = 9,249.14 : x
  2. Step 2: Convert to fraction form
    28,970.84/43,455.90 = 9,249.14/x
  3. Step 3: Cross multiply
    28,970.84x = 43,455.90 × 9,249.14
  4. Step 4: Simplify right side
    28,970.84x = 401,929,702.93
  5. Step 5: Solve for x
    x = 401,929,702.93/28,970.84
  6. Step 6: Final answer
    x = 13,873.60

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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.