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Finding the Fourth Proportional to 48,413.98, 66,809.84 and 26,903.66

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Solution

The fourth proportional to 48,413.98, 66,809.84 and 26,903.66 is: 37,126.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,413.98 : 66,809.84 = 26,903.66 : x
  2. Step 2: Convert to fraction form
    48,413.98/66,809.84 = 26,903.66/x
  3. Step 3: Cross multiply
    48,413.98x = 66,809.84 × 26,903.66
  4. Step 4: Simplify right side
    48,413.98x = 1,797,428,953.22
  5. Step 5: Solve for x
    x = 1,797,428,953.22/48,413.98
  6. Step 6: Final answer
    x = 37,126.24

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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.