Home / 25,071.35-34,589.31-15,000.08

Finding the Fourth Proportional to 25,071.35, 34,589.31 and 15,000.08

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Solution

The fourth proportional to 25,071.35, 34,589.31 and 15,000.08 is: 20,694.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,071.35 : 34,589.31 = 15,000.08 : x
  2. Step 2: Convert to fraction form
    25,071.35/34,589.31 = 15,000.08/x
  3. Step 3: Cross multiply
    25,071.35x = 34,589.31 × 15,000.08
  4. Step 4: Simplify right side
    25,071.35x = 518,842,417.14
  5. Step 5: Solve for x
    x = 518,842,417.14/25,071.35
  6. Step 6: Final answer
    x = 20,694.63

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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.