Home / 36,422.32-54,599.40-16,681

Finding the Fourth Proportional to 36,422.32, 54,599.40 and 16,681

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Solution

The fourth proportional to 36,422.32, 54,599.40 and 16,681 is: 25,005.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,422.32 : 54,599.40 = 16,681 : x
  2. Step 2: Convert to fraction form
    36,422.32/54,599.40 = 16,681/x
  3. Step 3: Cross multiply
    36,422.32x = 54,599.40 × 16,681
  4. Step 4: Simplify right side
    36,422.32x = 910,772,591.40
  5. Step 5: Solve for x
    x = 910,772,591.40/36,422.32
  6. Step 6: Final answer
    x = 25,005.89

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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.