Home / 27,941.84-38,558.97-15,366.59

Finding the Fourth Proportional to 27,941.84, 38,558.97 and 15,366.59

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Solution

The fourth proportional to 27,941.84, 38,558.97 and 15,366.59 is: 21,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,941.84 : 38,558.97 = 15,366.59 : x
  2. Step 2: Convert to fraction form
    27,941.84/38,558.97 = 15,366.59/x
  3. Step 3: Cross multiply
    27,941.84x = 38,558.97 × 15,366.59
  4. Step 4: Simplify right side
    27,941.84x = 592,519,979.21
  5. Step 5: Solve for x
    x = 592,519,979.21/27,941.84
  6. Step 6: Final answer
    x = 21,205.47

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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.