Home / 12,476.36-18,714.18-3,242.36

Finding the Fourth Proportional to 12,476.36, 18,714.18 and 3,242.36

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Solution

The fourth proportional to 12,476.36, 18,714.18 and 3,242.36 is: 4,863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476.36 : 18,714.18 = 3,242.36 : x
  2. Step 2: Convert to fraction form
    12,476.36/18,714.18 = 3,242.36/x
  3. Step 3: Cross multiply
    12,476.36x = 18,714.18 × 3,242.36
  4. Step 4: Simplify right side
    12,476.36x = 60,678,108.66
  5. Step 5: Solve for x
    x = 60,678,108.66/12,476.36
  6. Step 6: Final answer
    x = 4,863.45

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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.