Home / 27,938.88-41,908.32-17,557.92

Finding the Fourth Proportional to 27,938.88, 41,908.32 and 17,557.92

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Solution

The fourth proportional to 27,938.88, 41,908.32 and 17,557.92 is: 26,336.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.88 : 41,908.32 = 17,557.92 : x
  2. Step 2: Convert to fraction form
    27,938.88/41,908.32 = 17,557.92/x
  3. Step 3: Cross multiply
    27,938.88x = 41,908.32 × 17,557.92
  4. Step 4: Simplify right side
    27,938.88x = 735,822,929.89
  5. Step 5: Solve for x
    x = 735,822,929.89/27,938.88
  6. Step 6: Final answer
    x = 26,336.88

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1.5x scale

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.