Home / 39,611.80-54,659.08-23,690.44

Finding the Fourth Proportional to 39,611.80, 54,659.08 and 23,690.44

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Solution

The fourth proportional to 39,611.80, 54,659.08 and 23,690.44 is: 32,689.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,611.80 : 54,659.08 = 23,690.44 : x
  2. Step 2: Convert to fraction form
    39,611.80/54,659.08 = 23,690.44/x
  3. Step 3: Cross multiply
    39,611.80x = 54,659.08 × 23,690.44
  4. Step 4: Simplify right side
    39,611.80x = 1,294,897,655.20
  5. Step 5: Solve for x
    x = 1,294,897,655.20/39,611.80
  6. Step 6: Final answer
    x = 32,689.69

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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.