Home / 45,971.09-68,921.58-23,770.31

Finding the Fourth Proportional to 45,971.09, 68,921.58 and 23,770.31

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Solution

The fourth proportional to 45,971.09, 68,921.58 and 23,770.31 is: 35,637.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,971.09 : 68,921.58 = 23,770.31 : x
  2. Step 2: Convert to fraction form
    45,971.09/68,921.58 = 23,770.31/x
  3. Step 3: Cross multiply
    45,971.09x = 68,921.58 × 23,770.31
  4. Step 4: Simplify right side
    45,971.09x = 1,638,286,977.68
  5. Step 5: Solve for x
    x = 1,638,286,977.68/45,971.09
  6. Step 6: Final answer
    x = 35,637.34

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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.