Home / 47,361.28-65,357.70-26,140.12

Finding the Fourth Proportional to 47,361.28, 65,357.70 and 26,140.12

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Solution

The fourth proportional to 47,361.28, 65,357.70 and 26,140.12 is: 36,072.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,361.28 : 65,357.70 = 26,140.12 : x
  2. Step 2: Convert to fraction form
    47,361.28/65,357.70 = 26,140.12/x
  3. Step 3: Cross multiply
    47,361.28x = 65,357.70 × 26,140.12
  4. Step 4: Simplify right side
    47,361.28x = 1,708,458,120.92
  5. Step 5: Solve for x
    x = 1,708,458,120.92/47,361.28
  6. Step 6: Final answer
    x = 36,072.89

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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.