Home / 47,780.13-65,938.83-26,559.75

Finding the Fourth Proportional to 47,780.13, 65,938.83 and 26,559.75

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Solution

The fourth proportional to 47,780.13, 65,938.83 and 26,559.75 is: 36,653.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,780.13 : 65,938.83 = 26,559.75 : x
  2. Step 2: Convert to fraction form
    47,780.13/65,938.83 = 26,559.75/x
  3. Step 3: Cross multiply
    47,780.13x = 65,938.83 × 26,559.75
  4. Step 4: Simplify right side
    47,780.13x = 1,751,318,840.09
  5. Step 5: Solve for x
    x = 1,751,318,840.09/47,780.13
  6. Step 6: Final answer
    x = 36,653.71

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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.