Home / 14,206.38-21,301.36-6,308.88

Finding the Fourth Proportional to 14,206.38, 21,301.36 and 6,308.88

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Solution

The fourth proportional to 14,206.38, 21,301.36 and 6,308.88 is: 9,459.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.38 : 21,301.36 = 6,308.88 : x
  2. Step 2: Convert to fraction form
    14,206.38/21,301.36 = 6,308.88/x
  3. Step 3: Cross multiply
    14,206.38x = 21,301.36 × 6,308.88
  4. Step 4: Simplify right side
    14,206.38x = 134,387,724.08
  5. Step 5: Solve for x
    x = 134,387,724.08/14,206.38
  6. Step 6: Final answer
    x = 9,459.67

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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.