Home / 40,644.97-60,973.25-12,567.20

Finding the Fourth Proportional to 40,644.97, 60,973.25 and 12,567.20

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Solution

The fourth proportional to 40,644.97, 60,973.25 and 12,567.20 is: 18,852.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,644.97 : 60,973.25 = 12,567.20 : x
  2. Step 2: Convert to fraction form
    40,644.97/60,973.25 = 12,567.20/x
  3. Step 3: Cross multiply
    40,644.97x = 60,973.25 × 12,567.20
  4. Step 4: Simplify right side
    40,644.97x = 766,262,659.70
  5. Step 5: Solve for x
    x = 766,262,659.70/40,644.97
  6. Step 6: Final answer
    x = 18,852.58

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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.