Home / 47,852.15-66,039.79-27,709.39

Finding the Fourth Proportional to 47,852.15, 66,039.79 and 27,709.39

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Solution

The fourth proportional to 47,852.15, 66,039.79 and 27,709.39 is: 38,241.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,852.15 : 66,039.79 = 27,709.39 : x
  2. Step 2: Convert to fraction form
    47,852.15/66,039.79 = 27,709.39/x
  3. Step 3: Cross multiply
    47,852.15x = 66,039.79 × 27,709.39
  4. Step 4: Simplify right side
    47,852.15x = 1,829,922,303.41
  5. Step 5: Solve for x
    x = 1,829,922,303.41/47,852.15
  6. Step 6: Final answer
    x = 38,241.17

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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.