Home / 27,637.32-41,461.89-8,918.43

Finding the Fourth Proportional to 27,637.32, 41,461.89 and 8,918.43

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Solution

The fourth proportional to 27,637.32, 41,461.89 and 8,918.43 is: 13,379.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,637.32 : 41,461.89 = 8,918.43 : x
  2. Step 2: Convert to fraction form
    27,637.32/41,461.89 = 8,918.43/x
  3. Step 3: Cross multiply
    27,637.32x = 41,461.89 × 8,918.43
  4. Step 4: Simplify right side
    27,637.32x = 369,774,963.63
  5. Step 5: Solve for x
    x = 369,774,963.63/27,637.32
  6. Step 6: Final answer
    x = 13,379.55

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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.