Home / 38,070.65-57,126.63-15,885.96

Finding the Fourth Proportional to 38,070.65, 57,126.63 and 15,885.96

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Solution

The fourth proportional to 38,070.65, 57,126.63 and 15,885.96 is: 23,837.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,070.65 : 57,126.63 = 15,885.96 : x
  2. Step 2: Convert to fraction form
    38,070.65/57,126.63 = 15,885.96/x
  3. Step 3: Cross multiply
    38,070.65x = 57,126.63 × 15,885.96
  4. Step 4: Simplify right side
    38,070.65x = 907,511,359.11
  5. Step 5: Solve for x
    x = 907,511,359.11/38,070.65
  6. Step 6: Final answer
    x = 23,837.56

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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.