Home / 57,785.81-79,736.57-32,288.96

Finding the Fourth Proportional to 57,785.81, 79,736.57 and 32,288.96

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Solution

The fourth proportional to 57,785.81, 79,736.57 and 32,288.96 is: 44,554.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,785.81 : 79,736.57 = 32,288.96 : x
  2. Step 2: Convert to fraction form
    57,785.81/79,736.57 = 32,288.96/x
  3. Step 3: Cross multiply
    57,785.81x = 79,736.57 × 32,288.96
  4. Step 4: Simplify right side
    57,785.81x = 2,574,611,078.25
  5. Step 5: Solve for x
    x = 2,574,611,078.25/57,785.81
  6. Step 6: Final answer
    x = 44,554.39

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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.