Home / 30,575.58-45,855.77-17,254.42

Finding the Fourth Proportional to 30,575.58, 45,855.77 and 17,254.42

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Solution

The fourth proportional to 30,575.58, 45,855.77 and 17,254.42 is: 25,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,575.58 : 45,855.77 = 17,254.42 : x
  2. Step 2: Convert to fraction form
    30,575.58/45,855.77 = 17,254.42/x
  3. Step 3: Cross multiply
    30,575.58x = 45,855.77 × 17,254.42
  4. Step 4: Simplify right side
    30,575.58x = 791,214,611.15
  5. Step 5: Solve for x
    x = 791,214,611.15/30,575.58
  6. Step 6: Final answer
    x = 25,877.34

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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.