Home / 39,903.19-59,863.44-19,923.43

Finding the Fourth Proportional to 39,903.19, 59,863.44 and 19,923.43

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Solution

The fourth proportional to 39,903.19, 59,863.44 and 19,923.43 is: 29,889.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,903.19 : 59,863.44 = 19,923.43 : x
  2. Step 2: Convert to fraction form
    39,903.19/59,863.44 = 19,923.43/x
  3. Step 3: Cross multiply
    39,903.19x = 59,863.44 × 19,923.43
  4. Step 4: Simplify right side
    39,903.19x = 1,192,685,056.40
  5. Step 5: Solve for x
    x = 1,192,685,056.40/39,903.19
  6. Step 6: Final answer
    x = 29,889.47

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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.