Home / 47,415.45-65,435.22-27,272.34

Finding the Fourth Proportional to 47,415.45, 65,435.22 and 27,272.34

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Solution

The fourth proportional to 47,415.45, 65,435.22 and 27,272.34 is: 37,636.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,415.45 : 65,435.22 = 27,272.34 : x
  2. Step 2: Convert to fraction form
    47,415.45/65,435.22 = 27,272.34/x
  3. Step 3: Cross multiply
    47,415.45x = 65,435.22 × 27,272.34
  4. Step 4: Simplify right side
    47,415.45x = 1,784,571,567.81
  5. Step 5: Solve for x
    x = 1,784,571,567.81/47,415.45
  6. Step 6: Final answer
    x = 37,636.92

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1.5x scale

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.