Home / 39,239.64-58,770.36-19,474.02

Finding the Fourth Proportional to 39,239.64, 58,770.36 and 19,474.02

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Solution

The fourth proportional to 39,239.64, 58,770.36 and 19,474.02 is: 29,166.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,239.64 : 58,770.36 = 19,474.02 : x
  2. Step 2: Convert to fraction form
    39,239.64/58,770.36 = 19,474.02/x
  3. Step 3: Cross multiply
    39,239.64x = 58,770.36 × 19,474.02
  4. Step 4: Simplify right side
    39,239.64x = 1,144,495,166.05
  5. Step 5: Solve for x
    x = 1,144,495,166.05/39,239.64
  6. Step 6: Final answer
    x = 29,166.81

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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.