Home / 12,932.94-19,424.01-8,036.79

Finding the Fourth Proportional to 12,932.94, 19,424.01 and 8,036.79

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Solution

The fourth proportional to 12,932.94, 19,424.01 and 8,036.79 is: 12,070.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932.94 : 19,424.01 = 8,036.79 : x
  2. Step 2: Convert to fraction form
    12,932.94/19,424.01 = 8,036.79/x
  3. Step 3: Cross multiply
    12,932.94x = 19,424.01 × 8,036.79
  4. Step 4: Simplify right side
    12,932.94x = 156,106,656.05
  5. Step 5: Solve for x
    x = 156,106,656.05/12,932.94
  6. Step 6: Final answer
    x = 12,070.47

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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.