Home / 19,491.37-29,225.39-9,476.42

Finding the Fourth Proportional to 19,491.37, 29,225.39 and 9,476.42

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Solution

The fourth proportional to 19,491.37, 29,225.39 and 9,476.42 is: 14,208.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,491.37 : 29,225.39 = 9,476.42 : x
  2. Step 2: Convert to fraction form
    19,491.37/29,225.39 = 9,476.42/x
  3. Step 3: Cross multiply
    19,491.37x = 29,225.39 × 9,476.42
  4. Step 4: Simplify right side
    19,491.37x = 276,951,876.79
  5. Step 5: Solve for x
    x = 276,951,876.79/19,491.37
  6. Step 6: Final answer
    x = 14,208.95

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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.