Home / 57,050.72-85,584.28-17,611.21

Finding the Fourth Proportional to 57,050.72, 85,584.28 and 17,611.21

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Solution

The fourth proportional to 57,050.72, 85,584.28 and 17,611.21 is: 26,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,050.72 : 85,584.28 = 17,611.21 : x
  2. Step 2: Convert to fraction form
    57,050.72/85,584.28 = 17,611.21/x
  3. Step 3: Cross multiply
    57,050.72x = 85,584.28 × 17,611.21
  4. Step 4: Simplify right side
    57,050.72x = 1,507,242,727.78
  5. Step 5: Solve for x
    x = 1,507,242,727.78/57,050.72
  6. Step 6: Final answer
    x = 26,419.35

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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.