Home / 18,234.21-27,354.98-5,756.16

Finding the Fourth Proportional to 18,234.21, 27,354.98 and 5,756.16

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Solution

The fourth proportional to 18,234.21, 27,354.98 and 5,756.16 is: 8,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.21 : 27,354.98 = 5,756.16 : x
  2. Step 2: Convert to fraction form
    18,234.21/27,354.98 = 5,756.16/x
  3. Step 3: Cross multiply
    18,234.21x = 27,354.98 × 5,756.16
  4. Step 4: Simplify right side
    18,234.21x = 157,459,641.68
  5. Step 5: Solve for x
    x = 157,459,641.68/18,234.21
  6. Step 6: Final answer
    x = 8,635.40

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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.