Home / 34,291.31-51,390.26-19,305.59

Finding the Fourth Proportional to 34,291.31, 51,390.26 and 19,305.59

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Solution

The fourth proportional to 34,291.31, 51,390.26 and 19,305.59 is: 28,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,291.31 : 51,390.26 = 19,305.59 : x
  2. Step 2: Convert to fraction form
    34,291.31/51,390.26 = 19,305.59/x
  3. Step 3: Cross multiply
    34,291.31x = 51,390.26 × 19,305.59
  4. Step 4: Simplify right side
    34,291.31x = 992,119,080.87
  5. Step 5: Solve for x
    x = 992,119,080.87/34,291.31
  6. Step 6: Final answer
    x = 28,932.08

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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.