Home / 35,949.79-49,612.80-20,034.64

Finding the Fourth Proportional to 35,949.79, 49,612.80 and 20,034.64

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Solution

The fourth proportional to 35,949.79, 49,612.80 and 20,034.64 is: 27,648.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,949.79 : 49,612.80 = 20,034.64 : x
  2. Step 2: Convert to fraction form
    35,949.79/49,612.80 = 20,034.64/x
  3. Step 3: Cross multiply
    35,949.79x = 49,612.80 × 20,034.64
  4. Step 4: Simplify right side
    35,949.79x = 993,974,587.39
  5. Step 5: Solve for x
    x = 993,974,587.39/35,949.79
  6. Step 6: Final answer
    x = 27,648.97

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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.