Home / 38,000.58-57,001.85-18,005.38

Finding the Fourth Proportional to 38,000.58, 57,001.85 and 18,005.38

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Solution

The fourth proportional to 38,000.58, 57,001.85 and 18,005.38 is: 27,008.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,000.58 : 57,001.85 = 18,005.38 : x
  2. Step 2: Convert to fraction form
    38,000.58/57,001.85 = 18,005.38/x
  3. Step 3: Cross multiply
    38,000.58x = 57,001.85 × 18,005.38
  4. Step 4: Simplify right side
    38,000.58x = 1,026,339,969.95
  5. Step 5: Solve for x
    x = 1,026,339,969.95/38,000.58
  6. Step 6: Final answer
    x = 27,008.53

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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.