Home / 25,662.61-35,413.36-14,331.93

Finding the Fourth Proportional to 25,662.61, 35,413.36 and 14,331.93

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Solution

The fourth proportional to 25,662.61, 35,413.36 and 14,331.93 is: 19,777.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,662.61 : 35,413.36 = 14,331.93 : x
  2. Step 2: Convert to fraction form
    25,662.61/35,413.36 = 14,331.93/x
  3. Step 3: Cross multiply
    25,662.61x = 35,413.36 × 14,331.93
  4. Step 4: Simplify right side
    25,662.61x = 507,541,796.58
  5. Step 5: Solve for x
    x = 507,541,796.58/25,662.61
  6. Step 6: Final answer
    x = 19,777.48

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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.