Home / 40,450.65-55,822.16-22,546.79

Finding the Fourth Proportional to 40,450.65, 55,822.16 and 22,546.79

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Solution

The fourth proportional to 40,450.65, 55,822.16 and 22,546.79 is: 31,114.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,450.65 : 55,822.16 = 22,546.79 : x
  2. Step 2: Convert to fraction form
    40,450.65/55,822.16 = 22,546.79/x
  3. Step 3: Cross multiply
    40,450.65x = 55,822.16 × 22,546.79
  4. Step 4: Simplify right side
    40,450.65x = 1,258,610,518.87
  5. Step 5: Solve for x
    x = 1,258,610,518.87/40,450.65
  6. Step 6: Final answer
    x = 31,114.72

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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.