Home / 47,064.07-64,949.75-27,939.16

Finding the Fourth Proportional to 47,064.07, 64,949.75 and 27,939.16

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Solution

The fourth proportional to 47,064.07, 64,949.75 and 27,939.16 is: 38,556.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,064.07 : 64,949.75 = 27,939.16 : x
  2. Step 2: Convert to fraction form
    47,064.07/64,949.75 = 27,939.16/x
  3. Step 3: Cross multiply
    47,064.07x = 64,949.75 × 27,939.16
  4. Step 4: Simplify right side
    47,064.07x = 1,814,641,457.21
  5. Step 5: Solve for x
    x = 1,814,641,457.21/47,064.07
  6. Step 6: Final answer
    x = 38,556.83

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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.