Home / 47,321.47-65,303.51-27,179.66

Finding the Fourth Proportional to 47,321.47, 65,303.51 and 27,179.66

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Solution

The fourth proportional to 47,321.47, 65,303.51 and 27,179.66 is: 37,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,321.47 : 65,303.51 = 27,179.66 : x
  2. Step 2: Convert to fraction form
    47,321.47/65,303.51 = 27,179.66/x
  3. Step 3: Cross multiply
    47,321.47x = 65,303.51 × 27,179.66
  4. Step 4: Simplify right side
    47,321.47x = 1,774,926,736.19
  5. Step 5: Solve for x
    x = 1,774,926,736.19/47,321.47
  6. Step 6: Final answer
    x = 37,507.85

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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.