Home / 12,703.56-19,030.73-6,134.36

Finding the Fourth Proportional to 12,703.56, 19,030.73 and 6,134.36

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Solution

The fourth proportional to 12,703.56, 19,030.73 and 6,134.36 is: 9,189.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703.56 : 19,030.73 = 6,134.36 : x
  2. Step 2: Convert to fraction form
    12,703.56/19,030.73 = 6,134.36/x
  3. Step 3: Cross multiply
    12,703.56x = 19,030.73 × 6,134.36
  4. Step 4: Simplify right side
    12,703.56x = 116,741,336.97
  5. Step 5: Solve for x
    x = 116,741,336.97/12,703.56
  6. Step 6: Final answer
    x = 9,189.66

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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.