Home / 13,134.47-19,692.99-6,886.94

Finding the Fourth Proportional to 13,134.47, 19,692.99 and 6,886.94

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Solution

The fourth proportional to 13,134.47, 19,692.99 and 6,886.94 is: 10,325.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134.47 : 19,692.99 = 6,886.94 : x
  2. Step 2: Convert to fraction form
    13,134.47/19,692.99 = 6,886.94/x
  3. Step 3: Cross multiply
    13,134.47x = 19,692.99 × 6,886.94
  4. Step 4: Simplify right side
    13,134.47x = 135,624,342.09
  5. Step 5: Solve for x
    x = 135,624,342.09/13,134.47
  6. Step 6: Final answer
    x = 10,325.84

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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.