Home / 42,361.96-63,539.49-14,281.41

Finding the Fourth Proportional to 42,361.96, 63,539.49 and 14,281.41

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Solution

The fourth proportional to 42,361.96, 63,539.49 and 14,281.41 is: 21,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,361.96 : 63,539.49 = 14,281.41 : x
  2. Step 2: Convert to fraction form
    42,361.96/63,539.49 = 14,281.41/x
  3. Step 3: Cross multiply
    42,361.96x = 63,539.49 × 14,281.41
  4. Step 4: Simplify right side
    42,361.96x = 907,433,507.88
  5. Step 5: Solve for x
    x = 907,433,507.88/42,361.96
  6. Step 6: Final answer
    x = 21,420.95

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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.