Home / 57,084.12-85,602.09-17,108.79

Finding the Fourth Proportional to 57,084.12, 85,602.09 and 17,108.79

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Solution

The fourth proportional to 57,084.12, 85,602.09 and 17,108.79 is: 25,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,084.12 : 85,602.09 = 17,108.79 : x
  2. Step 2: Convert to fraction form
    57,084.12/85,602.09 = 17,108.79/x
  3. Step 3: Cross multiply
    57,084.12x = 85,602.09 × 17,108.79
  4. Step 4: Simplify right side
    57,084.12x = 1,464,548,181.37
  5. Step 5: Solve for x
    x = 1,464,548,181.37/57,084.12
  6. Step 6: Final answer
    x = 25,655.96

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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.