Home / 14,718.72-22,081.30-6,400.02

Finding the Fourth Proportional to 14,718.72, 22,081.30 and 6,400.02

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Solution

The fourth proportional to 14,718.72, 22,081.30 and 6,400.02 is: 9,601.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718.72 : 22,081.30 = 6,400.02 : x
  2. Step 2: Convert to fraction form
    14,718.72/22,081.30 = 6,400.02/x
  3. Step 3: Cross multiply
    14,718.72x = 22,081.30 × 6,400.02
  4. Step 4: Simplify right side
    14,718.72x = 141,320,761.63
  5. Step 5: Solve for x
    x = 141,320,761.63/14,718.72
  6. Step 6: Final answer
    x = 9,601.43

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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.