Home / 25,947.22-35,815.62-19,230.70

Finding the Fourth Proportional to 25,947.22, 35,815.62 and 19,230.70

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Solution

The fourth proportional to 25,947.22, 35,815.62 and 19,230.70 is: 26,544.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,947.22 : 35,815.62 = 19,230.70 : x
  2. Step 2: Convert to fraction form
    25,947.22/35,815.62 = 19,230.70/x
  3. Step 3: Cross multiply
    25,947.22x = 35,815.62 × 19,230.70
  4. Step 4: Simplify right side
    25,947.22x = 688,759,443.53
  5. Step 5: Solve for x
    x = 688,759,443.53/25,947.22
  6. Step 6: Final answer
    x = 26,544.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.