Home / 40,220.30-55,489.66-25,107.22

Finding the Fourth Proportional to 40,220.30, 55,489.66 and 25,107.22

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Solution

The fourth proportional to 40,220.30, 55,489.66 and 25,107.22 is: 34,639.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,220.30 : 55,489.66 = 25,107.22 : x
  2. Step 2: Convert to fraction form
    40,220.30/55,489.66 = 25,107.22/x
  3. Step 3: Cross multiply
    40,220.30x = 55,489.66 × 25,107.22
  4. Step 4: Simplify right side
    40,220.30x = 1,393,190,795.81
  5. Step 5: Solve for x
    x = 1,393,190,795.81/40,220.30
  6. Step 6: Final answer
    x = 34,639.00

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1.5x scale

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.