Home / 14,378.67-21,568.12-5,018.65

Finding the Fourth Proportional to 14,378.67, 21,568.12 and 5,018.65

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Solution

The fourth proportional to 14,378.67, 21,568.12 and 5,018.65 is: 7,528.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378.67 : 21,568.12 = 5,018.65 : x
  2. Step 2: Convert to fraction form
    14,378.67/21,568.12 = 5,018.65/x
  3. Step 3: Cross multiply
    14,378.67x = 21,568.12 × 5,018.65
  4. Step 4: Simplify right side
    14,378.67x = 108,242,778.97
  5. Step 5: Solve for x
    x = 108,242,778.97/14,378.67
  6. Step 6: Final answer
    x = 7,528.01

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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.