Home / 51,068.64-76,610.13-13,629.93

Finding the Fourth Proportional to 51,068.64, 76,610.13 and 13,629.93

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Solution

The fourth proportional to 51,068.64, 76,610.13 and 13,629.93 is: 20,446.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,068.64 : 76,610.13 = 13,629.93 : x
  2. Step 2: Convert to fraction form
    51,068.64/76,610.13 = 13,629.93/x
  3. Step 3: Cross multiply
    51,068.64x = 76,610.13 × 13,629.93
  4. Step 4: Simplify right side
    51,068.64x = 1,044,190,709.19
  5. Step 5: Solve for x
    x = 1,044,190,709.19/51,068.64
  6. Step 6: Final answer
    x = 20,446.81

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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.