Home / 18,150.48-27,206.28-6,459.84

Finding the Fourth Proportional to 18,150.48, 27,206.28 and 6,459.84

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Solution

The fourth proportional to 18,150.48, 27,206.28 and 6,459.84 is: 9,682.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150.48 : 27,206.28 = 6,459.84 : x
  2. Step 2: Convert to fraction form
    18,150.48/27,206.28 = 6,459.84/x
  3. Step 3: Cross multiply
    18,150.48x = 27,206.28 × 6,459.84
  4. Step 4: Simplify right side
    18,150.48x = 175,748,215.80
  5. Step 5: Solve for x
    x = 175,748,215.80/18,150.48
  6. Step 6: Final answer
    x = 9,682.84

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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.