Home / 30,618.45-45,884.91-16,548.15

Finding the Fourth Proportional to 30,618.45, 45,884.91 and 16,548.15

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Solution

The fourth proportional to 30,618.45, 45,884.91 and 16,548.15 is: 24,799.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,618.45 : 45,884.91 = 16,548.15 : x
  2. Step 2: Convert to fraction form
    30,618.45/45,884.91 = 16,548.15/x
  3. Step 3: Cross multiply
    30,618.45x = 45,884.91 × 16,548.15
  4. Step 4: Simplify right side
    30,618.45x = 759,310,373.42
  5. Step 5: Solve for x
    x = 759,310,373.42/30,618.45
  6. Step 6: Final answer
    x = 24,799.11

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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.