Home / 14,509.38-21,765.64-6,190.28

Finding the Fourth Proportional to 14,509.38, 21,765.64 and 6,190.28

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Solution

The fourth proportional to 14,509.38, 21,765.64 and 6,190.28 is: 9,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,509.38 : 21,765.64 = 6,190.28 : x
  2. Step 2: Convert to fraction form
    14,509.38/21,765.64 = 6,190.28/x
  3. Step 3: Cross multiply
    14,509.38x = 21,765.64 × 6,190.28
  4. Step 4: Simplify right side
    14,509.38x = 134,735,281.68
  5. Step 5: Solve for x
    x = 134,735,281.68/14,509.38
  6. Step 6: Final answer
    x = 9,286.08

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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.