Home / 18,070.58-27,108.45-5,591.67

Finding the Fourth Proportional to 18,070.58, 27,108.45 and 5,591.67

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Solution

The fourth proportional to 18,070.58, 27,108.45 and 5,591.67 is: 8,388.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.58 : 27,108.45 = 5,591.67 : x
  2. Step 2: Convert to fraction form
    18,070.58/27,108.45 = 5,591.67/x
  3. Step 3: Cross multiply
    18,070.58x = 27,108.45 × 5,591.67
  4. Step 4: Simplify right side
    18,070.58x = 151,581,506.61
  5. Step 5: Solve for x
    x = 151,581,506.61/18,070.58
  6. Step 6: Final answer
    x = 8,388.30

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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.