Home / 25,367.56-38,040.40-9,774.25

Finding the Fourth Proportional to 25,367.56, 38,040.40 and 9,774.25

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Solution

The fourth proportional to 25,367.56, 38,040.40 and 9,774.25 is: 14,657.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,367.56 : 38,040.40 = 9,774.25 : x
  2. Step 2: Convert to fraction form
    25,367.56/38,040.40 = 9,774.25/x
  3. Step 3: Cross multiply
    25,367.56x = 38,040.40 × 9,774.25
  4. Step 4: Simplify right side
    25,367.56x = 371,816,379.70
  5. Step 5: Solve for x
    x = 371,816,379.70/25,367.56
  6. Step 6: Final answer
    x = 14,657.16

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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.