Home / 30,350.46-45,525.15-11,625.42

Finding the Fourth Proportional to 30,350.46, 45,525.15 and 11,625.42

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Solution

The fourth proportional to 30,350.46, 45,525.15 and 11,625.42 is: 17,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350.46 : 45,525.15 = 11,625.42 : x
  2. Step 2: Convert to fraction form
    30,350.46/45,525.15 = 11,625.42/x
  3. Step 3: Cross multiply
    30,350.46x = 45,525.15 × 11,625.42
  4. Step 4: Simplify right side
    30,350.46x = 529,248,989.31
  5. Step 5: Solve for x
    x = 529,248,989.31/30,350.46
  6. Step 6: Final answer
    x = 17,437.92

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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.