Home / 27,917.94-38,530.04-16,587.53

Finding the Fourth Proportional to 27,917.94, 38,530.04 and 16,587.53

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Solution

The fourth proportional to 27,917.94, 38,530.04 and 16,587.53 is: 22,892.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,917.94 : 38,530.04 = 16,587.53 : x
  2. Step 2: Convert to fraction form
    27,917.94/38,530.04 = 16,587.53/x
  3. Step 3: Cross multiply
    27,917.94x = 38,530.04 × 16,587.53
  4. Step 4: Simplify right side
    27,917.94x = 639,118,015.14
  5. Step 5: Solve for x
    x = 639,118,015.14/27,917.94
  6. Step 6: Final answer
    x = 22,892.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.