Home / 18,060.48-27,091.68-5,582.40

Finding the Fourth Proportional to 18,060.48, 27,091.68 and 5,582.40

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Solution

The fourth proportional to 18,060.48, 27,091.68 and 5,582.40 is: 8,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,060.48 : 27,091.68 = 5,582.40 : x
  2. Step 2: Convert to fraction form
    18,060.48/27,091.68 = 5,582.40/x
  3. Step 3: Cross multiply
    18,060.48x = 27,091.68 × 5,582.40
  4. Step 4: Simplify right side
    18,060.48x = 151,236,594.43
  5. Step 5: Solve for x
    x = 151,236,594.43/18,060.48
  6. Step 6: Final answer
    x = 8,373.90

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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.