Home / 14,064.64-19,413.38-8,100.52

Finding the Fourth Proportional to 14,064.64, 19,413.38 and 8,100.52

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Solution

The fourth proportional to 14,064.64, 19,413.38 and 8,100.52 is: 11,181.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064.64 : 19,413.38 = 8,100.52 : x
  2. Step 2: Convert to fraction form
    14,064.64/19,413.38 = 8,100.52/x
  3. Step 3: Cross multiply
    14,064.64x = 19,413.38 × 8,100.52
  4. Step 4: Simplify right side
    14,064.64x = 157,258,444.68
  5. Step 5: Solve for x
    x = 157,258,444.68/14,064.64
  6. Step 6: Final answer
    x = 11,181.12

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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.