Home / 35,054.16-48,375.75-19,139.64

Finding the Fourth Proportional to 35,054.16, 48,375.75 and 19,139.64

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Solution

The fourth proportional to 35,054.16, 48,375.75 and 19,139.64 is: 26,413.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,054.16 : 48,375.75 = 19,139.64 : x
  2. Step 2: Convert to fraction form
    35,054.16/48,375.75 = 19,139.64/x
  3. Step 3: Cross multiply
    35,054.16x = 48,375.75 × 19,139.64
  4. Step 4: Simplify right side
    35,054.16x = 925,894,439.73
  5. Step 5: Solve for x
    x = 925,894,439.73/35,054.16
  6. Step 6: Final answer
    x = 26,413.25

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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.