Home / 13,475.02-20,213.28-4,116.46

Finding the Fourth Proportional to 13,475.02, 20,213.28 and 4,116.46

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Solution

The fourth proportional to 13,475.02, 20,213.28 and 4,116.46 is: 6,174.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.02 : 20,213.28 = 4,116.46 : x
  2. Step 2: Convert to fraction form
    13,475.02/20,213.28 = 4,116.46/x
  3. Step 3: Cross multiply
    13,475.02x = 20,213.28 × 4,116.46
  4. Step 4: Simplify right side
    13,475.02x = 83,207,158.59
  5. Step 5: Solve for x
    x = 83,207,158.59/13,475.02
  6. Step 6: Final answer
    x = 6,174.92

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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.