Home / 18,346.68-27,515.63-8,476.49

Finding the Fourth Proportional to 18,346.68, 27,515.63 and 8,476.49

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Solution

The fourth proportional to 18,346.68, 27,515.63 and 8,476.49 is: 12,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346.68 : 27,515.63 = 8,476.49 : x
  2. Step 2: Convert to fraction form
    18,346.68/27,515.63 = 8,476.49/x
  3. Step 3: Cross multiply
    18,346.68x = 27,515.63 × 8,476.49
  4. Step 4: Simplify right side
    18,346.68x = 233,235,782.58
  5. Step 5: Solve for x
    x = 233,235,782.58/18,346.68
  6. Step 6: Final answer
    x = 12,712.70

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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.