Home / 25,803.72-38,709.90-23,191.56

Finding the Fourth Proportional to 25,803.72, 38,709.90 and 23,191.56

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Solution

The fourth proportional to 25,803.72, 38,709.90 and 23,191.56 is: 34,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,803.72 : 38,709.90 = 23,191.56 : x
  2. Step 2: Convert to fraction form
    25,803.72/38,709.90 = 23,191.56/x
  3. Step 3: Cross multiply
    25,803.72x = 38,709.90 × 23,191.56
  4. Step 4: Simplify right side
    25,803.72x = 897,742,968.44
  5. Step 5: Solve for x
    x = 897,742,968.44/25,803.72
  6. Step 6: Final answer
    x = 34,791.22

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1.5x scale

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.