Home / 38,322.63-57,467.53-13,355.29

Finding the Fourth Proportional to 38,322.63, 57,467.53 and 13,355.29

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Solution

The fourth proportional to 38,322.63, 57,467.53 and 13,355.29 is: 20,027.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,322.63 : 57,467.53 = 13,355.29 : x
  2. Step 2: Convert to fraction form
    38,322.63/57,467.53 = 13,355.29/x
  3. Step 3: Cross multiply
    38,322.63x = 57,467.53 × 13,355.29
  4. Step 4: Simplify right side
    38,322.63x = 767,495,493.20
  5. Step 5: Solve for x
    x = 767,495,493.20/38,322.63
  6. Step 6: Final answer
    x = 20,027.21

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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.