Home / 13,573.02-20,363.90-6,460.28

Finding the Fourth Proportional to 13,573.02, 20,363.90 and 6,460.28

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Solution

The fourth proportional to 13,573.02, 20,363.90 and 6,460.28 is: 9,692.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573.02 : 20,363.90 = 6,460.28 : x
  2. Step 2: Convert to fraction form
    13,573.02/20,363.90 = 6,460.28/x
  3. Step 3: Cross multiply
    13,573.02x = 20,363.90 × 6,460.28
  4. Step 4: Simplify right side
    13,573.02x = 131,556,361.77
  5. Step 5: Solve for x
    x = 131,556,361.77/13,573.02
  6. Step 6: Final answer
    x = 9,692.49

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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.