Home / 46,942.16-70,413.40-11,881.80

Finding the Fourth Proportional to 46,942.16, 70,413.40 and 11,881.80

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Solution

The fourth proportional to 46,942.16, 70,413.40 and 11,881.80 is: 17,822.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,942.16 : 70,413.40 = 11,881.80 : x
  2. Step 2: Convert to fraction form
    46,942.16/70,413.40 = 11,881.80/x
  3. Step 3: Cross multiply
    46,942.16x = 70,413.40 × 11,881.80
  4. Step 4: Simplify right side
    46,942.16x = 836,637,936.12
  5. Step 5: Solve for x
    x = 836,637,936.12/46,942.16
  6. Step 6: Final answer
    x = 17,822.74

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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.