Home / 47,419.09-65,410.94-30,417.29

Finding the Fourth Proportional to 47,419.09, 65,410.94 and 30,417.29

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Solution

The fourth proportional to 47,419.09, 65,410.94 and 30,417.29 is: 41,958.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,419.09 : 65,410.94 = 30,417.29 : x
  2. Step 2: Convert to fraction form
    47,419.09/65,410.94 = 30,417.29/x
  3. Step 3: Cross multiply
    47,419.09x = 65,410.94 × 30,417.29
  4. Step 4: Simplify right side
    47,419.09x = 1,989,623,525.43
  5. Step 5: Solve for x
    x = 1,989,623,525.43/47,419.09
  6. Step 6: Final answer
    x = 41,958.28

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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.