Home / 16,915.01-23,342.54-9,361.35

Finding the Fourth Proportional to 16,915.01, 23,342.54 and 9,361.35

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Solution

The fourth proportional to 16,915.01, 23,342.54 and 9,361.35 is: 12,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915.01 : 23,342.54 = 9,361.35 : x
  2. Step 2: Convert to fraction form
    16,915.01/23,342.54 = 9,361.35/x
  3. Step 3: Cross multiply
    16,915.01x = 23,342.54 × 9,361.35
  4. Step 4: Simplify right side
    16,915.01x = 218,517,640.02
  5. Step 5: Solve for x
    x = 218,517,640.02/16,915.01
  6. Step 6: Final answer
    x = 12,918.57

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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.