Home / 14,413.53-21,613.51-7,396.91

Finding the Fourth Proportional to 14,413.53, 21,613.51 and 7,396.91

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Solution

The fourth proportional to 14,413.53, 21,613.51 and 7,396.91 is: 11,091.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413.53 : 21,613.51 = 7,396.91 : x
  2. Step 2: Convert to fraction form
    14,413.53/21,613.51 = 7,396.91/x
  3. Step 3: Cross multiply
    14,413.53x = 21,613.51 × 7,396.91
  4. Step 4: Simplify right side
    14,413.53x = 159,873,188.25
  5. Step 5: Solve for x
    x = 159,873,188.25/14,413.53
  6. Step 6: Final answer
    x = 11,091.88

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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.