Home / 13,795.02-20,692.72-3,934.30

Finding the Fourth Proportional to 13,795.02, 20,692.72 and 3,934.30

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Solution

The fourth proportional to 13,795.02, 20,692.72 and 3,934.30 is: 5,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.02 : 20,692.72 = 3,934.30 : x
  2. Step 2: Convert to fraction form
    13,795.02/20,692.72 = 3,934.30/x
  3. Step 3: Cross multiply
    13,795.02x = 20,692.72 × 3,934.30
  4. Step 4: Simplify right side
    13,795.02x = 81,411,368.30
  5. Step 5: Solve for x
    x = 81,411,368.30/13,795.02
  6. Step 6: Final answer
    x = 5,901.50

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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.