Home / 47,580.21-65,661.84-26,361.05

Finding the Fourth Proportional to 47,580.21, 65,661.84 and 26,361.05

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Solution

The fourth proportional to 47,580.21, 65,661.84 and 26,361.05 is: 36,378.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,580.21 : 65,661.84 = 26,361.05 : x
  2. Step 2: Convert to fraction form
    47,580.21/65,661.84 = 26,361.05/x
  3. Step 3: Cross multiply
    47,580.21x = 65,661.84 × 26,361.05
  4. Step 4: Simplify right side
    47,580.21x = 1,730,914,719.02
  5. Step 5: Solve for x
    x = 1,730,914,719.02/47,580.21
  6. Step 6: Final answer
    x = 36,378.88

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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.