Home / 27,054.90-40,581.63-12,253.14

Finding the Fourth Proportional to 27,054.90, 40,581.63 and 12,253.14

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Solution

The fourth proportional to 27,054.90, 40,581.63 and 12,253.14 is: 18,379.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,054.90 : 40,581.63 = 12,253.14 : x
  2. Step 2: Convert to fraction form
    27,054.90/40,581.63 = 12,253.14/x
  3. Step 3: Cross multiply
    27,054.90x = 40,581.63 × 12,253.14
  4. Step 4: Simplify right side
    27,054.90x = 497,252,393.82
  5. Step 5: Solve for x
    x = 497,252,393.82/27,054.90
  6. Step 6: Final answer
    x = 18,379.38

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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.