Home / 21,934.31-32,900.93-6,942.47

Finding the Fourth Proportional to 21,934.31, 32,900.93 and 6,942.47

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Solution

The fourth proportional to 21,934.31, 32,900.93 and 6,942.47 is: 10,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,934.31 : 32,900.93 = 6,942.47 : x
  2. Step 2: Convert to fraction form
    21,934.31/32,900.93 = 6,942.47/x
  3. Step 3: Cross multiply
    21,934.31x = 32,900.93 × 6,942.47
  4. Step 4: Simplify right side
    21,934.31x = 228,413,684.78
  5. Step 5: Solve for x
    x = 228,413,684.78/21,934.31
  6. Step 6: Final answer
    x = 10,413.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.