Home / 40,269.40-60,413.70-19,475.80

Finding the Fourth Proportional to 40,269.40, 60,413.70 and 19,475.80

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Solution

The fourth proportional to 40,269.40, 60,413.70 and 19,475.80 is: 29,218.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,269.40 : 60,413.70 = 19,475.80 : x
  2. Step 2: Convert to fraction form
    40,269.40/60,413.70 = 19,475.80/x
  3. Step 3: Cross multiply
    40,269.40x = 60,413.70 × 19,475.80
  4. Step 4: Simplify right side
    40,269.40x = 1,176,605,138.46
  5. Step 5: Solve for x
    x = 1,176,605,138.46/40,269.40
  6. Step 6: Final answer
    x = 29,218.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.