Home / 35,031.29-48,342.83-19,115.60

Finding the Fourth Proportional to 35,031.29, 48,342.83 and 19,115.60

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Solution

The fourth proportional to 35,031.29, 48,342.83 and 19,115.60 is: 26,379.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,031.29 : 48,342.83 = 19,115.60 : x
  2. Step 2: Convert to fraction form
    35,031.29/48,342.83 = 19,115.60/x
  3. Step 3: Cross multiply
    35,031.29x = 48,342.83 × 19,115.60
  4. Step 4: Simplify right side
    35,031.29x = 924,101,863.86
  5. Step 5: Solve for x
    x = 924,101,863.86/35,031.29
  6. Step 6: Final answer
    x = 26,379.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.