Home / 42,406.84-63,610.26-14,327.02

Finding the Fourth Proportional to 42,406.84, 63,610.26 and 14,327.02

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Solution

The fourth proportional to 42,406.84, 63,610.26 and 14,327.02 is: 21,490.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,406.84 : 63,610.26 = 14,327.02 : x
  2. Step 2: Convert to fraction form
    42,406.84/63,610.26 = 14,327.02/x
  3. Step 3: Cross multiply
    42,406.84x = 63,610.26 × 14,327.02
  4. Step 4: Simplify right side
    42,406.84x = 911,345,467.23
  5. Step 5: Solve for x
    x = 911,345,467.23/42,406.84
  6. Step 6: Final answer
    x = 21,490.53

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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.