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Finding the Fourth Proportional to 11,452.68, 17,041.86 and 11,413.80

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Solution

The fourth proportional to 11,452.68, 17,041.86 and 11,413.80 is: 16,984.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,452.68 : 17,041.86 = 11,413.80 : x
  2. Step 2: Convert to fraction form
    11,452.68/17,041.86 = 11,413.80/x
  3. Step 3: Cross multiply
    11,452.68x = 17,041.86 × 11,413.80
  4. Step 4: Simplify right side
    11,452.68x = 194,512,381.67
  5. Step 5: Solve for x
    x = 194,512,381.67/11,452.68
  6. Step 6: Final answer
    x = 16,984.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.