Home / 42,620.22-63,898.82-14,532.84

Finding the Fourth Proportional to 42,620.22, 63,898.82 and 14,532.84

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Solution

The fourth proportional to 42,620.22, 63,898.82 and 14,532.84 is: 21,788.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,620.22 : 63,898.82 = 14,532.84 : x
  2. Step 2: Convert to fraction form
    42,620.22/63,898.82 = 14,532.84/x
  3. Step 3: Cross multiply
    42,620.22x = 63,898.82 × 14,532.84
  4. Step 4: Simplify right side
    42,620.22x = 928,631,327.25
  5. Step 5: Solve for x
    x = 928,631,327.25/42,620.22
  6. Step 6: Final answer
    x = 21,788.52

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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.