Home / 29,985.66-44,964.45-8,917.92

Finding the Fourth Proportional to 29,985.66, 44,964.45 and 8,917.92

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Solution

The fourth proportional to 29,985.66, 44,964.45 and 8,917.92 is: 13,372.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,985.66 : 44,964.45 = 8,917.92 : x
  2. Step 2: Convert to fraction form
    29,985.66/44,964.45 = 8,917.92/x
  3. Step 3: Cross multiply
    29,985.66x = 44,964.45 × 8,917.92
  4. Step 4: Simplify right side
    29,985.66x = 400,989,367.94
  5. Step 5: Solve for x
    x = 400,989,367.94/29,985.66
  6. Step 6: Final answer
    x = 13,372.70

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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.