Home / 54,007.62-74,528.97-31,345.32

Finding the Fourth Proportional to 54,007.62, 74,528.97 and 31,345.32

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Solution

The fourth proportional to 54,007.62, 74,528.97 and 31,345.32 is: 43,255.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,007.62 : 74,528.97 = 31,345.32 : x
  2. Step 2: Convert to fraction form
    54,007.62/74,528.97 = 31,345.32/x
  3. Step 3: Cross multiply
    54,007.62x = 74,528.97 × 31,345.32
  4. Step 4: Simplify right side
    54,007.62x = 2,336,134,413.92
  5. Step 5: Solve for x
    x = 2,336,134,413.92/54,007.62
  6. Step 6: Final answer
    x = 43,255.64

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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.