Home / 40,141.84-55,384.43-23,144.75

Finding the Fourth Proportional to 40,141.84, 55,384.43 and 23,144.75

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Solution

The fourth proportional to 40,141.84, 55,384.43 and 23,144.75 is: 31,933.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,141.84 : 55,384.43 = 23,144.75 : x
  2. Step 2: Convert to fraction form
    40,141.84/55,384.43 = 23,144.75/x
  3. Step 3: Cross multiply
    40,141.84x = 55,384.43 × 23,144.75
  4. Step 4: Simplify right side
    40,141.84x = 1,281,858,393.60
  5. Step 5: Solve for x
    x = 1,281,858,393.60/40,141.84
  6. Step 6: Final answer
    x = 31,933.23

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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.