Home / 49,731.54-74,597.64-14,192.76

Finding the Fourth Proportional to 49,731.54, 74,597.64 and 14,192.76

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Solution

The fourth proportional to 49,731.54, 74,597.64 and 14,192.76 is: 21,289.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,731.54 : 74,597.64 = 14,192.76 : x
  2. Step 2: Convert to fraction form
    49,731.54/74,597.64 = 14,192.76/x
  3. Step 3: Cross multiply
    49,731.54x = 74,597.64 × 14,192.76
  4. Step 4: Simplify right side
    49,731.54x = 1,058,746,401.09
  5. Step 5: Solve for x
    x = 1,058,746,401.09/49,731.54
  6. Step 6: Final answer
    x = 21,289.23

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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.