Home / 25,129.18-34,675.80-14,518.59

Finding the Fourth Proportional to 25,129.18, 34,675.80 and 14,518.59

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Solution

The fourth proportional to 25,129.18, 34,675.80 and 14,518.59 is: 20,034.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,129.18 : 34,675.80 = 14,518.59 : x
  2. Step 2: Convert to fraction form
    25,129.18/34,675.80 = 14,518.59/x
  3. Step 3: Cross multiply
    25,129.18x = 34,675.80 × 14,518.59
  4. Step 4: Simplify right side
    25,129.18x = 503,443,723.12
  5. Step 5: Solve for x
    x = 503,443,723.12/25,129.18
  6. Step 6: Final answer
    x = 20,034.23

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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.