Home / 49,664.04-68,552.40-31,807.12

Finding the Fourth Proportional to 49,664.04, 68,552.40 and 31,807.12

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Solution

The fourth proportional to 49,664.04, 68,552.40 and 31,807.12 is: 43,904.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,664.04 : 68,552.40 = 31,807.12 : x
  2. Step 2: Convert to fraction form
    49,664.04/68,552.40 = 31,807.12/x
  3. Step 3: Cross multiply
    49,664.04x = 68,552.40 × 31,807.12
  4. Step 4: Simplify right side
    49,664.04x = 2,180,454,413.09
  5. Step 5: Solve for x
    x = 2,180,454,413.09/49,664.04
  6. Step 6: Final answer
    x = 43,904.09

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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.