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Finding the Fourth Proportional to 35,507.09, 48,999.95 and 19,591.54

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Solution

The fourth proportional to 35,507.09, 48,999.95 and 19,591.54 is: 27,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,507.09 : 48,999.95 = 19,591.54 : x
  2. Step 2: Convert to fraction form
    35,507.09/48,999.95 = 19,591.54/x
  3. Step 3: Cross multiply
    35,507.09x = 48,999.95 × 19,591.54
  4. Step 4: Simplify right side
    35,507.09x = 959,984,526.33
  5. Step 5: Solve for x
    x = 959,984,526.33/35,507.09
  6. Step 6: Final answer
    x = 27,036.42

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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.