Home / 45,803.90-63,211.20-25,660.95

Finding the Fourth Proportional to 45,803.90, 63,211.20 and 25,660.95

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Solution

The fourth proportional to 45,803.90, 63,211.20 and 25,660.95 is: 35,413.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,803.90 : 63,211.20 = 25,660.95 : x
  2. Step 2: Convert to fraction form
    45,803.90/63,211.20 = 25,660.95/x
  3. Step 3: Cross multiply
    45,803.90x = 63,211.20 × 25,660.95
  4. Step 4: Simplify right side
    45,803.90x = 1,622,059,109.37
  5. Step 5: Solve for x
    x = 1,622,059,109.37/45,803.90
  6. Step 6: Final answer
    x = 35,413.12

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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.