Home / 48,688.93-67,191.59-28,560.33

Finding the Fourth Proportional to 48,688.93, 67,191.59 and 28,560.33

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Solution

The fourth proportional to 48,688.93, 67,191.59 and 28,560.33 is: 39,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,688.93 : 67,191.59 = 28,560.33 : x
  2. Step 2: Convert to fraction form
    48,688.93/67,191.59 = 28,560.33/x
  3. Step 3: Cross multiply
    48,688.93x = 67,191.59 × 28,560.33
  4. Step 4: Simplify right side
    48,688.93x = 1,919,014,055.03
  5. Step 5: Solve for x
    x = 1,919,014,055.03/48,688.93
  6. Step 6: Final answer
    x = 39,413.76

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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.