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Finding the Fourth Proportional to 35,580.39, 49,099.01 and 19,663.89

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Solution

The fourth proportional to 35,580.39, 49,099.01 and 19,663.89 is: 27,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,580.39 : 49,099.01 = 19,663.89 : x
  2. Step 2: Convert to fraction form
    35,580.39/49,099.01 = 19,663.89/x
  3. Step 3: Cross multiply
    35,580.39x = 49,099.01 × 19,663.89
  4. Step 4: Simplify right side
    35,580.39x = 965,477,433.43
  5. Step 5: Solve for x
    x = 965,477,433.43/35,580.39
  6. Step 6: Final answer
    x = 27,135.10

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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.