Home / 35,890.48-53,846.64-18,372.60

Finding the Fourth Proportional to 35,890.48, 53,846.64 and 18,372.60

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Solution

The fourth proportional to 35,890.48, 53,846.64 and 18,372.60 is: 27,564.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,890.48 : 53,846.64 = 18,372.60 : x
  2. Step 2: Convert to fraction form
    35,890.48/53,846.64 = 18,372.60/x
  3. Step 3: Cross multiply
    35,890.48x = 53,846.64 × 18,372.60
  4. Step 4: Simplify right side
    35,890.48x = 989,302,778.06
  5. Step 5: Solve for x
    x = 989,302,778.06/35,890.48
  6. Step 6: Final answer
    x = 27,564.49

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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.