Home / 47,100.12-64,997.67-25,878.93

Finding the Fourth Proportional to 47,100.12, 64,997.67 and 25,878.93

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Solution

The fourth proportional to 47,100.12, 64,997.67 and 25,878.93 is: 35,712.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,100.12 : 64,997.67 = 25,878.93 : x
  2. Step 2: Convert to fraction form
    47,100.12/64,997.67 = 25,878.93/x
  3. Step 3: Cross multiply
    47,100.12x = 64,997.67 × 25,878.93
  4. Step 4: Simplify right side
    47,100.12x = 1,682,070,005.40
  5. Step 5: Solve for x
    x = 1,682,070,005.40/47,100.12
  6. Step 6: Final answer
    x = 35,712.65

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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.