Home / 21,413.46-32,120.01-16,737.40

Finding the Fourth Proportional to 21,413.46, 32,120.01 and 16,737.40

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Solution

The fourth proportional to 21,413.46, 32,120.01 and 16,737.40 is: 25,105.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,413.46 : 32,120.01 = 16,737.40 : x
  2. Step 2: Convert to fraction form
    21,413.46/32,120.01 = 16,737.40/x
  3. Step 3: Cross multiply
    21,413.46x = 32,120.01 × 16,737.40
  4. Step 4: Simplify right side
    21,413.46x = 537,605,413.53
  5. Step 5: Solve for x
    x = 537,605,413.53/21,413.46
  6. Step 6: Final answer
    x = 25,105.96

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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.