Home / 29,413.52-40,550.91-19,965.68

Finding the Fourth Proportional to 29,413.52, 40,550.91 and 19,965.68

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Solution

The fourth proportional to 29,413.52, 40,550.91 and 19,965.68 is: 27,525.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,413.52 : 40,550.91 = 19,965.68 : x
  2. Step 2: Convert to fraction form
    29,413.52/40,550.91 = 19,965.68/x
  3. Step 3: Cross multiply
    29,413.52x = 40,550.91 × 19,965.68
  4. Step 4: Simplify right side
    29,413.52x = 809,626,492.77
  5. Step 5: Solve for x
    x = 809,626,492.77/29,413.52
  6. Step 6: Final answer
    x = 27,525.66

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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.