Home / 13,735.30-20,487.48-12,473.97

Finding the Fourth Proportional to 13,735.30, 20,487.48 and 12,473.97

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Solution

The fourth proportional to 13,735.30, 20,487.48 and 12,473.97 is: 18,606.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,735.30 : 20,487.48 = 12,473.97 : x
  2. Step 2: Convert to fraction form
    13,735.30/20,487.48 = 12,473.97/x
  3. Step 3: Cross multiply
    13,735.30x = 20,487.48 × 12,473.97
  4. Step 4: Simplify right side
    13,735.30x = 255,560,210.90
  5. Step 5: Solve for x
    x = 255,560,210.90/13,735.30
  6. Step 6: Final answer
    x = 18,606.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.