Home / 47,224.12-65,169.48-28,361.56

Finding the Fourth Proportional to 47,224.12, 65,169.48 and 28,361.56

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Solution

The fourth proportional to 47,224.12, 65,169.48 and 28,361.56 is: 39,139.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,224.12 : 65,169.48 = 28,361.56 : x
  2. Step 2: Convert to fraction form
    47,224.12/65,169.48 = 28,361.56/x
  3. Step 3: Cross multiply
    47,224.12x = 65,169.48 × 28,361.56
  4. Step 4: Simplify right side
    47,224.12x = 1,848,308,117.19
  5. Step 5: Solve for x
    x = 1,848,308,117.19/47,224.12
  6. Step 6: Final answer
    x = 39,139.07

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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.