Home / 37,413.70-51,629.30-20,417.52

Finding the Fourth Proportional to 37,413.70, 51,629.30 and 20,417.52

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Solution

The fourth proportional to 37,413.70, 51,629.30 and 20,417.52 is: 28,175.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,413.70 : 51,629.30 = 20,417.52 : x
  2. Step 2: Convert to fraction form
    37,413.70/51,629.30 = 20,417.52/x
  3. Step 3: Cross multiply
    37,413.70x = 51,629.30 × 20,417.52
  4. Step 4: Simplify right side
    37,413.70x = 1,054,141,905.10
  5. Step 5: Solve for x
    x = 1,054,141,905.10/37,413.70
  6. Step 6: Final answer
    x = 28,175.29

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1.5x scale

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.