Home / 29,964.40-41,365.88-18,637.56

Finding the Fourth Proportional to 29,964.40, 41,365.88 and 18,637.56

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Solution

The fourth proportional to 29,964.40, 41,365.88 and 18,637.56 is: 25,729.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,964.40 : 41,365.88 = 18,637.56 : x
  2. Step 2: Convert to fraction form
    29,964.40/41,365.88 = 18,637.56/x
  3. Step 3: Cross multiply
    29,964.40x = 41,365.88 × 18,637.56
  4. Step 4: Simplify right side
    29,964.40x = 770,959,070.45
  5. Step 5: Solve for x
    x = 770,959,070.45/29,964.40
  6. Step 6: Final answer
    x = 25,729.17

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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.