Home / 38,186.30-57,202.77-19,465.58

Finding the Fourth Proportional to 38,186.30, 57,202.77 and 19,465.58

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Solution

The fourth proportional to 38,186.30, 57,202.77 and 19,465.58 is: 29,159.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,186.30 : 57,202.77 = 19,465.58 : x
  2. Step 2: Convert to fraction form
    38,186.30/57,202.77 = 19,465.58/x
  3. Step 3: Cross multiply
    38,186.30x = 57,202.77 × 19,465.58
  4. Step 4: Simplify right side
    38,186.30x = 1,113,485,095.66
  5. Step 5: Solve for x
    x = 1,113,485,095.66/38,186.30
  6. Step 6: Final answer
    x = 29,159.28

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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.