Home / 23,313.86-32,185.04-15,799.90

Finding the Fourth Proportional to 23,313.86, 32,185.04 and 15,799.90

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Solution

The fourth proportional to 23,313.86, 32,185.04 and 15,799.90 is: 21,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,313.86 : 32,185.04 = 15,799.90 : x
  2. Step 2: Convert to fraction form
    23,313.86/32,185.04 = 15,799.90/x
  3. Step 3: Cross multiply
    23,313.86x = 32,185.04 × 15,799.90
  4. Step 4: Simplify right side
    23,313.86x = 508,520,413.50
  5. Step 5: Solve for x
    x = 508,520,413.50/23,313.86
  6. Step 6: Final answer
    x = 21,811.94

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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.