Home / 35,915.36-53,813.64-18,361.04

Finding the Fourth Proportional to 35,915.36, 53,813.64 and 18,361.04

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Solution

The fourth proportional to 35,915.36, 53,813.64 and 18,361.04 is: 27,511.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,915.36 : 53,813.64 = 18,361.04 : x
  2. Step 2: Convert to fraction form
    35,915.36/53,813.64 = 18,361.04/x
  3. Step 3: Cross multiply
    35,915.36x = 53,813.64 × 18,361.04
  4. Step 4: Simplify right side
    35,915.36x = 988,074,396.59
  5. Step 5: Solve for x
    x = 988,074,396.59/35,915.36
  6. Step 6: Final answer
    x = 27,511.19

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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.