Home / 34,958.97-48,244.55-20,809.89

Finding the Fourth Proportional to 34,958.97, 48,244.55 and 20,809.89

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Solution

The fourth proportional to 34,958.97, 48,244.55 and 20,809.89 is: 28,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,958.97 : 48,244.55 = 20,809.89 : x
  2. Step 2: Convert to fraction form
    34,958.97/48,244.55 = 20,809.89/x
  3. Step 3: Cross multiply
    34,958.97x = 48,244.55 × 20,809.89
  4. Step 4: Simplify right side
    34,958.97x = 1,003,963,674.55
  5. Step 5: Solve for x
    x = 1,003,963,674.55/34,958.97
  6. Step 6: Final answer
    x = 28,718.34

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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.