Home / 27,435.65-41,159.95-9,905.63

Finding the Fourth Proportional to 27,435.65, 41,159.95 and 9,905.63

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Solution

The fourth proportional to 27,435.65, 41,159.95 and 9,905.63 is: 14,860.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.65 : 41,159.95 = 9,905.63 : x
  2. Step 2: Convert to fraction form
    27,435.65/41,159.95 = 9,905.63/x
  3. Step 3: Cross multiply
    27,435.65x = 41,159.95 × 9,905.63
  4. Step 4: Simplify right side
    27,435.65x = 407,715,004.95
  5. Step 5: Solve for x
    x = 407,715,004.95/27,435.65
  6. Step 6: Final answer
    x = 14,860.78

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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.