Home / 12,332.68-18,501.79-3,568.28

Finding the Fourth Proportional to 12,332.68, 18,501.79 and 3,568.28

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Solution

The fourth proportional to 12,332.68, 18,501.79 and 3,568.28 is: 5,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.68 : 18,501.79 = 3,568.28 : x
  2. Step 2: Convert to fraction form
    12,332.68/18,501.79 = 3,568.28/x
  3. Step 3: Cross multiply
    12,332.68x = 18,501.79 × 3,568.28
  4. Step 4: Simplify right side
    12,332.68x = 66,019,567.22
  5. Step 5: Solve for x
    x = 66,019,567.22/12,332.68
  6. Step 6: Final answer
    x = 5,353.22

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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.