Home / 47,507.78-65,567.69-27,360.74

Finding the Fourth Proportional to 47,507.78, 65,567.69 and 27,360.74

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Solution

The fourth proportional to 47,507.78, 65,567.69 and 27,360.74 is: 37,761.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,507.78 : 65,567.69 = 27,360.74 : x
  2. Step 2: Convert to fraction form
    47,507.78/65,567.69 = 27,360.74/x
  3. Step 3: Cross multiply
    47,507.78x = 65,567.69 × 27,360.74
  4. Step 4: Simplify right side
    47,507.78x = 1,793,980,053.85
  5. Step 5: Solve for x
    x = 1,793,980,053.85/47,507.78
  6. Step 6: Final answer
    x = 37,761.82

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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.