Home / 18,422.16-25,364.29-16,738.53

Finding the Fourth Proportional to 18,422.16, 25,364.29 and 16,738.53

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Solution

The fourth proportional to 18,422.16, 25,364.29 and 16,738.53 is: 23,046.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,422.16 : 25,364.29 = 16,738.53 : x
  2. Step 2: Convert to fraction form
    18,422.16/25,364.29 = 16,738.53/x
  3. Step 3: Cross multiply
    18,422.16x = 25,364.29 × 16,738.53
  4. Step 4: Simplify right side
    18,422.16x = 424,560,823.52
  5. Step 5: Solve for x
    x = 424,560,823.52/18,422.16
  6. Step 6: Final answer
    x = 23,046.21

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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.