Home / 26,180.47-36,129.48-14,243.82

Finding the Fourth Proportional to 26,180.47, 36,129.48 and 14,243.82

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Solution

The fourth proportional to 26,180.47, 36,129.48 and 14,243.82 is: 19,656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,180.47 : 36,129.48 = 14,243.82 : x
  2. Step 2: Convert to fraction form
    26,180.47/36,129.48 = 14,243.82/x
  3. Step 3: Cross multiply
    26,180.47x = 36,129.48 × 14,243.82
  4. Step 4: Simplify right side
    26,180.47x = 514,621,809.81
  5. Step 5: Solve for x
    x = 514,621,809.81/26,180.47
  6. Step 6: Final answer
    x = 19,656.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.