Home / 30,635.03-45,952.37-11,928.08

Finding the Fourth Proportional to 30,635.03, 45,952.37 and 11,928.08

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Solution

The fourth proportional to 30,635.03, 45,952.37 and 11,928.08 is: 17,892.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,635.03 : 45,952.37 = 11,928.08 : x
  2. Step 2: Convert to fraction form
    30,635.03/45,952.37 = 11,928.08/x
  3. Step 3: Cross multiply
    30,635.03x = 45,952.37 × 11,928.08
  4. Step 4: Simplify right side
    30,635.03x = 548,123,256.15
  5. Step 5: Solve for x
    x = 548,123,256.15/30,635.03
  6. Step 6: Final answer
    x = 17,892.05

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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.