Home / 14,447.32-19,925.96-9,413.12

Finding the Fourth Proportional to 14,447.32, 19,925.96 and 9,413.12

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Solution

The fourth proportional to 14,447.32, 19,925.96 and 9,413.12 is: 12,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,447.32 : 19,925.96 = 9,413.12 : x
  2. Step 2: Convert to fraction form
    14,447.32/19,925.96 = 9,413.12/x
  3. Step 3: Cross multiply
    14,447.32x = 19,925.96 × 9,413.12
  4. Step 4: Simplify right side
    14,447.32x = 187,565,452.60
  5. Step 5: Solve for x
    x = 187,565,452.60/14,447.32
  6. Step 6: Final answer
    x = 12,982.72

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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.