Home / 27,981.10-41,959.35-14,830.45

Finding the Fourth Proportional to 27,981.10, 41,959.35 and 14,830.45

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Solution

The fourth proportional to 27,981.10, 41,959.35 and 14,830.45 is: 22,239.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981.10 : 41,959.35 = 14,830.45 : x
  2. Step 2: Convert to fraction form
    27,981.10/41,959.35 = 14,830.45/x
  3. Step 3: Cross multiply
    27,981.10x = 41,959.35 × 14,830.45
  4. Step 4: Simplify right side
    27,981.10x = 622,276,042.21
  5. Step 5: Solve for x
    x = 622,276,042.21/27,981.10
  6. Step 6: Final answer
    x = 22,239.16

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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.