Home / 28,470.34-42,704.94-9,496.36

Finding the Fourth Proportional to 28,470.34, 42,704.94 and 9,496.36

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Solution

The fourth proportional to 28,470.34, 42,704.94 and 9,496.36 is: 14,244.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,470.34 : 42,704.94 = 9,496.36 : x
  2. Step 2: Convert to fraction form
    28,470.34/42,704.94 = 9,496.36/x
  3. Step 3: Cross multiply
    28,470.34x = 42,704.94 × 9,496.36
  4. Step 4: Simplify right side
    28,470.34x = 405,541,484.02
  5. Step 5: Solve for x
    x = 405,541,484.02/28,470.34
  6. Step 6: Final answer
    x = 14,244.35

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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.