Home / 35,587.16-53,413.06-18,961.38

Finding the Fourth Proportional to 35,587.16, 53,413.06 and 18,961.38

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Solution

The fourth proportional to 35,587.16, 53,413.06 and 18,961.38 is: 28,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,587.16 : 53,413.06 = 18,961.38 : x
  2. Step 2: Convert to fraction form
    35,587.16/53,413.06 = 18,961.38/x
  3. Step 3: Cross multiply
    35,587.16x = 53,413.06 × 18,961.38
  4. Step 4: Simplify right side
    35,587.16x = 1,012,785,327.62
  5. Step 5: Solve for x
    x = 1,012,785,327.62/35,587.16
  6. Step 6: Final answer
    x = 28,459.29

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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.