Home / 34,413.36-47,484.68-20,269.02

Finding the Fourth Proportional to 34,413.36, 47,484.68 and 20,269.02

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Solution

The fourth proportional to 34,413.36, 47,484.68 and 20,269.02 is: 27,967.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,413.36 : 47,484.68 = 20,269.02 : x
  2. Step 2: Convert to fraction form
    34,413.36/47,484.68 = 20,269.02/x
  3. Step 3: Cross multiply
    34,413.36x = 47,484.68 × 20,269.02
  4. Step 4: Simplify right side
    34,413.36x = 962,467,928.61
  5. Step 5: Solve for x
    x = 962,467,928.61/34,413.36
  6. Step 6: Final answer
    x = 27,967.86

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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.