Home / 14,193.06-21,288.80-4,331.52

Finding the Fourth Proportional to 14,193.06, 21,288.80 and 4,331.52

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Solution

The fourth proportional to 14,193.06, 21,288.80 and 4,331.52 is: 6,497.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.06 : 21,288.80 = 4,331.52 : x
  2. Step 2: Convert to fraction form
    14,193.06/21,288.80 = 4,331.52/x
  3. Step 3: Cross multiply
    14,193.06x = 21,288.80 × 4,331.52
  4. Step 4: Simplify right side
    14,193.06x = 92,212,862.98
  5. Step 5: Solve for x
    x = 92,212,862.98/14,193.06
  6. Step 6: Final answer
    x = 6,497.04

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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.