Home / 13,537.56-20,300.94-5,212.92

Finding the Fourth Proportional to 13,537.56, 20,300.94 and 5,212.92

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Solution

The fourth proportional to 13,537.56, 20,300.94 and 5,212.92 is: 7,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.56 : 20,300.94 = 5,212.92 : x
  2. Step 2: Convert to fraction form
    13,537.56/20,300.94 = 5,212.92/x
  3. Step 3: Cross multiply
    13,537.56x = 20,300.94 × 5,212.92
  4. Step 4: Simplify right side
    13,537.56x = 105,827,176.14
  5. Step 5: Solve for x
    x = 105,827,176.14/13,537.56
  6. Step 6: Final answer
    x = 7,817.30

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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.