Home / 25,413.56-35,088.21-19,434.81

Finding the Fourth Proportional to 25,413.56, 35,088.21 and 19,434.81

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Solution

The fourth proportional to 25,413.56, 35,088.21 and 19,434.81 is: 26,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,413.56 : 35,088.21 = 19,434.81 : x
  2. Step 2: Convert to fraction form
    25,413.56/35,088.21 = 19,434.81/x
  3. Step 3: Cross multiply
    25,413.56x = 35,088.21 × 19,434.81
  4. Step 4: Simplify right side
    25,413.56x = 681,932,694.59
  5. Step 5: Solve for x
    x = 681,932,694.59/25,413.56
  6. Step 6: Final answer
    x = 26,833.42

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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.