Home / 14,381.24-19,841.47-8,714.18

Finding the Fourth Proportional to 14,381.24, 19,841.47 and 8,714.18

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Solution

The fourth proportional to 14,381.24, 19,841.47 and 8,714.18 is: 12,022.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.24 : 19,841.47 = 8,714.18 : x
  2. Step 2: Convert to fraction form
    14,381.24/19,841.47 = 8,714.18/x
  3. Step 3: Cross multiply
    14,381.24x = 19,841.47 × 8,714.18
  4. Step 4: Simplify right side
    14,381.24x = 172,902,168.86
  5. Step 5: Solve for x
    x = 172,902,168.86/14,381.24
  6. Step 6: Final answer
    x = 12,022.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.