Home / 25,791.66-38,683.22-15,792.98

Finding the Fourth Proportional to 25,791.66, 38,683.22 and 15,792.98

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Solution

The fourth proportional to 25,791.66, 38,683.22 and 15,792.98 is: 23,686.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,791.66 : 38,683.22 = 15,792.98 : x
  2. Step 2: Convert to fraction form
    25,791.66/38,683.22 = 15,792.98/x
  3. Step 3: Cross multiply
    25,791.66x = 38,683.22 × 15,792.98
  4. Step 4: Simplify right side
    25,791.66x = 610,923,047.41
  5. Step 5: Solve for x
    x = 610,923,047.41/25,791.66
  6. Step 6: Final answer
    x = 23,686.84

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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.