Home / 16,935.90-25,378.34-15,090.32

Finding the Fourth Proportional to 16,935.90, 25,378.34 and 15,090.32

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Solution

The fourth proportional to 16,935.90, 25,378.34 and 15,090.32 is: 22,612.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.90 : 25,378.34 = 15,090.32 : x
  2. Step 2: Convert to fraction form
    16,935.90/25,378.34 = 15,090.32/x
  3. Step 3: Cross multiply
    16,935.90x = 25,378.34 × 15,090.32
  4. Step 4: Simplify right side
    16,935.90x = 382,967,271.67
  5. Step 5: Solve for x
    x = 382,967,271.67/16,935.90
  6. Step 6: Final answer
    x = 22,612.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.