Home / 57,107.52-85,660.96-15,554.40

Finding the Fourth Proportional to 57,107.52, 85,660.96 and 15,554.40

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Solution

The fourth proportional to 57,107.52, 85,660.96 and 15,554.40 is: 23,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,107.52 : 85,660.96 = 15,554.40 : x
  2. Step 2: Convert to fraction form
    57,107.52/85,660.96 = 15,554.40/x
  3. Step 3: Cross multiply
    57,107.52x = 85,660.96 × 15,554.40
  4. Step 4: Simplify right side
    57,107.52x = 1,332,404,836.22
  5. Step 5: Solve for x
    x = 1,332,404,836.22/57,107.52
  6. Step 6: Final answer
    x = 23,331.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.