Home / 29,628.98-40,904.80-19,586.60

Finding the Fourth Proportional to 29,628.98, 40,904.80 and 19,586.60

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Solution

The fourth proportional to 29,628.98, 40,904.80 and 19,586.60 is: 27,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,628.98 : 40,904.80 = 19,586.60 : x
  2. Step 2: Convert to fraction form
    29,628.98/40,904.80 = 19,586.60/x
  3. Step 3: Cross multiply
    29,628.98x = 40,904.80 × 19,586.60
  4. Step 4: Simplify right side
    29,628.98x = 801,185,955.68
  5. Step 5: Solve for x
    x = 801,185,955.68/29,628.98
  6. Step 6: Final answer
    x = 27,040.62

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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.