Home / 42,230.54-63,327.99-12,652.58

Finding the Fourth Proportional to 42,230.54, 63,327.99 and 12,652.58

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Solution

The fourth proportional to 42,230.54, 63,327.99 and 12,652.58 is: 18,973.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,230.54 : 63,327.99 = 12,652.58 : x
  2. Step 2: Convert to fraction form
    42,230.54/63,327.99 = 12,652.58/x
  3. Step 3: Cross multiply
    42,230.54x = 63,327.99 × 12,652.58
  4. Step 4: Simplify right side
    42,230.54x = 801,262,459.71
  5. Step 5: Solve for x
    x = 801,262,459.71/42,230.54
  6. Step 6: Final answer
    x = 18,973.53

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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.