Home / 52,202.73-72,039.81-28,329.40

Finding the Fourth Proportional to 52,202.73, 72,039.81 and 28,329.40

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Solution

The fourth proportional to 52,202.73, 72,039.81 and 28,329.40 is: 39,094.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,202.73 : 72,039.81 = 28,329.40 : x
  2. Step 2: Convert to fraction form
    52,202.73/72,039.81 = 28,329.40/x
  3. Step 3: Cross multiply
    52,202.73x = 72,039.81 × 28,329.40
  4. Step 4: Simplify right side
    52,202.73x = 2,040,844,683.46
  5. Step 5: Solve for x
    x = 2,040,844,683.46/52,202.73
  6. Step 6: Final answer
    x = 39,094.60

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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.