Home / 27,941.86-38,559.75-15,366.61

Finding the Fourth Proportional to 27,941.86, 38,559.75 and 15,366.61

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Solution

The fourth proportional to 27,941.86, 38,559.75 and 15,366.61 is: 21,205.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,941.86 : 38,559.75 = 15,366.61 : x
  2. Step 2: Convert to fraction form
    27,941.86/38,559.75 = 15,366.61/x
  3. Step 3: Cross multiply
    27,941.86x = 38,559.75 × 15,366.61
  4. Step 4: Simplify right side
    27,941.86x = 592,532,630.52
  5. Step 5: Solve for x
    x = 592,532,630.52/27,941.86
  6. Step 6: Final answer
    x = 21,205.91

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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.