Home / 13,892.02-19,171.02-7,604.80

Finding the Fourth Proportional to 13,892.02, 19,171.02 and 7,604.80

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Solution

The fourth proportional to 13,892.02, 19,171.02 and 7,604.80 is: 10,494.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892.02 : 19,171.02 = 7,604.80 : x
  2. Step 2: Convert to fraction form
    13,892.02/19,171.02 = 7,604.80/x
  3. Step 3: Cross multiply
    13,892.02x = 19,171.02 × 7,604.80
  4. Step 4: Simplify right side
    13,892.02x = 145,791,772.90
  5. Step 5: Solve for x
    x = 145,791,772.90/13,892.02
  6. Step 6: Final answer
    x = 10,494.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.