Home / 51,604.02-77,413.77-18,321.32

Finding the Fourth Proportional to 51,604.02, 77,413.77 and 18,321.32

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Solution

The fourth proportional to 51,604.02, 77,413.77 and 18,321.32 is: 27,484.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,604.02 : 77,413.77 = 18,321.32 : x
  2. Step 2: Convert to fraction form
    51,604.02/77,413.77 = 18,321.32/x
  3. Step 3: Cross multiply
    51,604.02x = 77,413.77 × 18,321.32
  4. Step 4: Simplify right side
    51,604.02x = 1,418,322,646.11
  5. Step 5: Solve for x
    x = 1,418,322,646.11/51,604.02
  6. Step 6: Final answer
    x = 27,484.73

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1.5x scale

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.