Home / 12,416.28-17,133.30-10,064.04

Finding the Fourth Proportional to 12,416.28, 17,133.30 and 10,064.04

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Solution

The fourth proportional to 12,416.28, 17,133.30 and 10,064.04 is: 13,887.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,416.28 : 17,133.30 = 10,064.04 : x
  2. Step 2: Convert to fraction form
    12,416.28/17,133.30 = 10,064.04/x
  3. Step 3: Cross multiply
    12,416.28x = 17,133.30 × 10,064.04
  4. Step 4: Simplify right side
    12,416.28x = 172,430,216.53
  5. Step 5: Solve for x
    x = 172,430,216.53/12,416.28
  6. Step 6: Final answer
    x = 13,887.43

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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.