Home / 52,371.05-72,271.44-28,497.31

Finding the Fourth Proportional to 52,371.05, 72,271.44 and 28,497.31

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Solution

The fourth proportional to 52,371.05, 72,271.44 and 28,497.31 is: 39,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,371.05 : 72,271.44 = 28,497.31 : x
  2. Step 2: Convert to fraction form
    52,371.05/72,271.44 = 28,497.31/x
  3. Step 3: Cross multiply
    52,371.05x = 72,271.44 × 28,497.31
  4. Step 4: Simplify right side
    52,371.05x = 2,059,541,558.58
  5. Step 5: Solve for x
    x = 2,059,541,558.58/52,371.05
  6. Step 6: Final answer
    x = 39,325.96

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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.