Home / 14,498.43-21,714.63-8,642.94

Finding the Fourth Proportional to 14,498.43, 21,714.63 and 8,642.94

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Solution

The fourth proportional to 14,498.43, 21,714.63 and 8,642.94 is: 12,944.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498.43 : 21,714.63 = 8,642.94 : x
  2. Step 2: Convert to fraction form
    14,498.43/21,714.63 = 8,642.94/x
  3. Step 3: Cross multiply
    14,498.43x = 21,714.63 × 8,642.94
  4. Step 4: Simplify right side
    14,498.43x = 187,678,244.21
  5. Step 5: Solve for x
    x = 187,678,244.21/14,498.43
  6. Step 6: Final answer
    x = 12,944.73

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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.