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Finding the Fourth Proportional to 39,705.36, 59,502.04 and 21,944.02

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Solution

The fourth proportional to 39,705.36, 59,502.04 and 21,944.02 is: 32,885.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,705.36 : 59,502.04 = 21,944.02 : x
  2. Step 2: Convert to fraction form
    39,705.36/59,502.04 = 21,944.02/x
  3. Step 3: Cross multiply
    39,705.36x = 59,502.04 × 21,944.02
  4. Step 4: Simplify right side
    39,705.36x = 1,305,713,955.80
  5. Step 5: Solve for x
    x = 1,305,713,955.80/39,705.36
  6. Step 6: Final answer
    x = 32,885.08

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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.