Home / 28,737.36-39,656.74-17,413.56

Finding the Fourth Proportional to 28,737.36, 39,656.74 and 17,413.56

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Solution

The fourth proportional to 28,737.36, 39,656.74 and 17,413.56 is: 24,030.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,737.36 : 39,656.74 = 17,413.56 : x
  2. Step 2: Convert to fraction form
    28,737.36/39,656.74 = 17,413.56/x
  3. Step 3: Cross multiply
    28,737.36x = 39,656.74 × 17,413.56
  4. Step 4: Simplify right side
    28,737.36x = 690,565,021.39
  5. Step 5: Solve for x
    x = 690,565,021.39/28,737.36
  6. Step 6: Final answer
    x = 24,030.22

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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.