Home / 35,606.84-49,137.76-19,691.55

Finding the Fourth Proportional to 35,606.84, 49,137.76 and 19,691.55

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Solution

The fourth proportional to 35,606.84, 49,137.76 and 19,691.55 is: 27,174.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,606.84 : 49,137.76 = 19,691.55 : x
  2. Step 2: Convert to fraction form
    35,606.84/49,137.76 = 19,691.55/x
  3. Step 3: Cross multiply
    35,606.84x = 49,137.76 × 19,691.55
  4. Step 4: Simplify right side
    35,606.84x = 967,598,657.93
  5. Step 5: Solve for x
    x = 967,598,657.93/35,606.84
  6. Step 6: Final answer
    x = 27,174.52

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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.