Home / 12,427.04-18,644.48-5,852.96

Finding the Fourth Proportional to 12,427.04, 18,644.48 and 5,852.96

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Solution

The fourth proportional to 12,427.04, 18,644.48 and 5,852.96 is: 8,781.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,427.04 : 18,644.48 = 5,852.96 : x
  2. Step 2: Convert to fraction form
    12,427.04/18,644.48 = 5,852.96/x
  3. Step 3: Cross multiply
    12,427.04x = 18,644.48 × 5,852.96
  4. Step 4: Simplify right side
    12,427.04x = 109,125,395.66
  5. Step 5: Solve for x
    x = 109,125,395.66/12,427.04
  6. Step 6: Final answer
    x = 8,781.29

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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.