Home / 38,184.64-57,263.22-13,217.90

Finding the Fourth Proportional to 38,184.64, 57,263.22 and 13,217.90

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Solution

The fourth proportional to 38,184.64, 57,263.22 and 13,217.90 is: 19,822.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,184.64 : 57,263.22 = 13,217.90 : x
  2. Step 2: Convert to fraction form
    38,184.64/57,263.22 = 13,217.90/x
  3. Step 3: Cross multiply
    38,184.64x = 57,263.22 × 13,217.90
  4. Step 4: Simplify right side
    38,184.64x = 756,899,515.64
  5. Step 5: Solve for x
    x = 756,899,515.64/38,184.64
  6. Step 6: Final answer
    x = 19,822.09

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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.