Home / 27,909.10-41,827.98-13,085.32

Finding the Fourth Proportional to 27,909.10, 41,827.98 and 13,085.32

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Solution

The fourth proportional to 27,909.10, 41,827.98 and 13,085.32 is: 19,611.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,909.10 : 41,827.98 = 13,085.32 : x
  2. Step 2: Convert to fraction form
    27,909.10/41,827.98 = 13,085.32/x
  3. Step 3: Cross multiply
    27,909.10x = 41,827.98 × 13,085.32
  4. Step 4: Simplify right side
    27,909.10x = 547,332,503.25
  5. Step 5: Solve for x
    x = 547,332,503.25/27,909.10
  6. Step 6: Final answer
    x = 19,611.26

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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.