Home / 34,413.05-47,490.03-20,082.74

Finding the Fourth Proportional to 34,413.05, 47,490.03 and 20,082.74

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Solution

The fourth proportional to 34,413.05, 47,490.03 and 20,082.74 is: 27,714.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,413.05 : 47,490.03 = 20,082.74 : x
  2. Step 2: Convert to fraction form
    34,413.05/47,490.03 = 20,082.74/x
  3. Step 3: Cross multiply
    34,413.05x = 47,490.03 × 20,082.74
  4. Step 4: Simplify right side
    34,413.05x = 953,729,687.63
  5. Step 5: Solve for x
    x = 953,729,687.63/34,413.05
  6. Step 6: Final answer
    x = 27,714.18

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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.