Home / 34,004.43-51,018.80-11,816.91

Finding the Fourth Proportional to 34,004.43, 51,018.80 and 11,816.91

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Solution

The fourth proportional to 34,004.43, 51,018.80 and 11,816.91 is: 17,729.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,004.43 : 51,018.80 = 11,816.91 : x
  2. Step 2: Convert to fraction form
    34,004.43/51,018.80 = 11,816.91/x
  3. Step 3: Cross multiply
    34,004.43x = 51,018.80 × 11,816.91
  4. Step 4: Simplify right side
    34,004.43x = 602,884,508.82
  5. Step 5: Solve for x
    x = 602,884,508.82/34,004.43
  6. Step 6: Final answer
    x = 17,729.59

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1.5x scale

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.