Home / 35,813.36-53,706.20-12,114.60

Finding the Fourth Proportional to 35,813.36, 53,706.20 and 12,114.60

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Solution

The fourth proportional to 35,813.36, 53,706.20 and 12,114.60 is: 18,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,813.36 : 53,706.20 = 12,114.60 : x
  2. Step 2: Convert to fraction form
    35,813.36/53,706.20 = 12,114.60/x
  3. Step 3: Cross multiply
    35,813.36x = 53,706.20 × 12,114.60
  4. Step 4: Simplify right side
    35,813.36x = 650,629,069.95
  5. Step 5: Solve for x
    x = 650,629,069.95/35,813.36
  6. Step 6: Final answer
    x = 18,167.22

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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.