Home / 13,867.39-20,801.49-4,507.30

Finding the Fourth Proportional to 13,867.39, 20,801.49 and 4,507.30

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Solution

The fourth proportional to 13,867.39, 20,801.49 and 4,507.30 is: 6,761.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.39 : 20,801.49 = 4,507.30 : x
  2. Step 2: Convert to fraction form
    13,867.39/20,801.49 = 4,507.30/x
  3. Step 3: Cross multiply
    13,867.39x = 20,801.49 × 4,507.30
  4. Step 4: Simplify right side
    13,867.39x = 93,758,555.88
  5. Step 5: Solve for x
    x = 93,758,555.88/13,867.39
  6. Step 6: Final answer
    x = 6,761.08

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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.