Home / 30,359.60-45,523.64-11,634.08

Finding the Fourth Proportional to 30,359.60, 45,523.64 and 11,634.08

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Solution

The fourth proportional to 30,359.60, 45,523.64 and 11,634.08 is: 17,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,359.60 : 45,523.64 = 11,634.08 : x
  2. Step 2: Convert to fraction form
    30,359.60/45,523.64 = 11,634.08/x
  3. Step 3: Cross multiply
    30,359.60x = 45,523.64 × 11,634.08
  4. Step 4: Simplify right side
    30,359.60x = 529,625,669.65
  5. Step 5: Solve for x
    x = 529,625,669.65/30,359.60
  6. Step 6: Final answer
    x = 17,445.08

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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.