Home / 47,852.17-66,028.96-28,727.89

Finding the Fourth Proportional to 47,852.17, 66,028.96 and 28,727.89

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Solution

The fourth proportional to 47,852.17, 66,028.96 and 28,727.89 is: 39,640.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,852.17 : 66,028.96 = 28,727.89 : x
  2. Step 2: Convert to fraction form
    47,852.17/66,028.96 = 28,727.89/x
  3. Step 3: Cross multiply
    47,852.17x = 66,028.96 × 28,727.89
  4. Step 4: Simplify right side
    47,852.17x = 1,896,872,699.69
  5. Step 5: Solve for x
    x = 1,896,872,699.69/47,852.17
  6. Step 6: Final answer
    x = 39,640.27

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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.