Home / 47,905.53-66,111.68-26,684.79

Finding the Fourth Proportional to 47,905.53, 66,111.68 and 26,684.79

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Solution

The fourth proportional to 47,905.53, 66,111.68 and 26,684.79 is: 36,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,905.53 : 66,111.68 = 26,684.79 : x
  2. Step 2: Convert to fraction form
    47,905.53/66,111.68 = 26,684.79/x
  3. Step 3: Cross multiply
    47,905.53x = 66,111.68 × 26,684.79
  4. Step 4: Simplify right side
    47,905.53x = 1,764,176,163.92
  5. Step 5: Solve for x
    x = 1,764,176,163.92/47,905.53
  6. Step 6: Final answer
    x = 36,826.15

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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.