Home / 25,947.58-38,923.89-6,971.98

Finding the Fourth Proportional to 25,947.58, 38,923.89 and 6,971.98

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Solution

The fourth proportional to 25,947.58, 38,923.89 and 6,971.98 is: 10,458.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,947.58 : 38,923.89 = 6,971.98 : x
  2. Step 2: Convert to fraction form
    25,947.58/38,923.89 = 6,971.98/x
  3. Step 3: Cross multiply
    25,947.58x = 38,923.89 × 6,971.98
  4. Step 4: Simplify right side
    25,947.58x = 271,376,582.60
  5. Step 5: Solve for x
    x = 271,376,582.60/25,947.58
  6. Step 6: Final answer
    x = 10,458.65

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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.