Home / 19,323.57-26,466.74-18,188.76

Finding the Fourth Proportional to 19,323.57, 26,466.74 and 18,188.76

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Solution

The fourth proportional to 19,323.57, 26,466.74 and 18,188.76 is: 24,912.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323.57 : 26,466.74 = 18,188.76 : x
  2. Step 2: Convert to fraction form
    19,323.57/26,466.74 = 18,188.76/x
  3. Step 3: Cross multiply
    19,323.57x = 26,466.74 × 18,188.76
  4. Step 4: Simplify right side
    19,323.57x = 481,397,090.90
  5. Step 5: Solve for x
    x = 481,397,090.90/19,323.57
  6. Step 6: Final answer
    x = 24,912.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.