Home / 45,848.83-68,773.48-20,871.41

Finding the Fourth Proportional to 45,848.83, 68,773.48 and 20,871.41

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Solution

The fourth proportional to 45,848.83, 68,773.48 and 20,871.41 is: 31,307.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,848.83 : 68,773.48 = 20,871.41 : x
  2. Step 2: Convert to fraction form
    45,848.83/68,773.48 = 20,871.41/x
  3. Step 3: Cross multiply
    45,848.83x = 68,773.48 × 20,871.41
  4. Step 4: Simplify right side
    45,848.83x = 1,435,399,498.21
  5. Step 5: Solve for x
    x = 1,435,399,498.21/45,848.83
  6. Step 6: Final answer
    x = 31,307.22

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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.