Home / 31,926.64-47,899.44-16,355.20

Finding the Fourth Proportional to 31,926.64, 47,899.44 and 16,355.20

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Solution

The fourth proportional to 31,926.64, 47,899.44 and 16,355.20 is: 24,537.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,926.64 : 47,899.44 = 16,355.20 : x
  2. Step 2: Convert to fraction form
    31,926.64/47,899.44 = 16,355.20/x
  3. Step 3: Cross multiply
    31,926.64x = 47,899.44 × 16,355.20
  4. Step 4: Simplify right side
    31,926.64x = 783,404,921.09
  5. Step 5: Solve for x
    x = 783,404,921.09/31,926.64
  6. Step 6: Final answer
    x = 24,537.66

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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.