Home / 14,257.36-21,392.52-7,336.72

Finding the Fourth Proportional to 14,257.36, 21,392.52 and 7,336.72

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Solution

The fourth proportional to 14,257.36, 21,392.52 and 7,336.72 is: 11,008.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.36 : 21,392.52 = 7,336.72 : x
  2. Step 2: Convert to fraction form
    14,257.36/21,392.52 = 7,336.72/x
  3. Step 3: Cross multiply
    14,257.36x = 21,392.52 × 7,336.72
  4. Step 4: Simplify right side
    14,257.36x = 156,950,929.33
  5. Step 5: Solve for x
    x = 156,950,929.33/14,257.36
  6. Step 6: Final answer
    x = 11,008.41

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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.