Home / 30,223.37-45,335.05-9,446.87

Finding the Fourth Proportional to 30,223.37, 45,335.05 and 9,446.87

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Solution

The fourth proportional to 30,223.37, 45,335.05 and 9,446.87 is: 14,170.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,223.37 : 45,335.05 = 9,446.87 : x
  2. Step 2: Convert to fraction form
    30,223.37/45,335.05 = 9,446.87/x
  3. Step 3: Cross multiply
    30,223.37x = 45,335.05 × 9,446.87
  4. Step 4: Simplify right side
    30,223.37x = 428,274,413.51
  5. Step 5: Solve for x
    x = 428,274,413.51/30,223.37
  6. Step 6: Final answer
    x = 14,170.31

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1.5x scale

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.