Home / 43,477.37-65,210.60-13,892.75

Finding the Fourth Proportional to 43,477.37, 65,210.60 and 13,892.75

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Solution

The fourth proportional to 43,477.37, 65,210.60 and 13,892.75 is: 20,837.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,477.37 : 65,210.60 = 13,892.75 : x
  2. Step 2: Convert to fraction form
    43,477.37/65,210.60 = 13,892.75/x
  3. Step 3: Cross multiply
    43,477.37x = 65,210.60 × 13,892.75
  4. Step 4: Simplify right side
    43,477.37x = 905,954,167.63
  5. Step 5: Solve for x
    x = 905,954,167.63/43,477.37
  6. Step 6: Final answer
    x = 20,837.38

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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.