Home / 25,930.55-35,773.60-19,140.82

Finding the Fourth Proportional to 25,930.55, 35,773.60 and 19,140.82

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Solution

The fourth proportional to 25,930.55, 35,773.60 and 19,140.82 is: 26,406.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,930.55 : 35,773.60 = 19,140.82 : x
  2. Step 2: Convert to fraction form
    25,930.55/35,773.60 = 19,140.82/x
  3. Step 3: Cross multiply
    25,930.55x = 35,773.60 × 19,140.82
  4. Step 4: Simplify right side
    25,930.55x = 684,736,138.18
  5. Step 5: Solve for x
    x = 684,736,138.18/25,930.55
  6. Step 6: Final answer
    x = 26,406.54

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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.