Home / 30,595.53-45,892.62-12,579.96

Finding the Fourth Proportional to 30,595.53, 45,892.62 and 12,579.96

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Solution

The fourth proportional to 30,595.53, 45,892.62 and 12,579.96 is: 18,869.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,595.53 : 45,892.62 = 12,579.96 : x
  2. Step 2: Convert to fraction form
    30,595.53/45,892.62 = 12,579.96/x
  3. Step 3: Cross multiply
    30,595.53x = 45,892.62 × 12,579.96
  4. Step 4: Simplify right side
    30,595.53x = 577,327,323.90
  5. Step 5: Solve for x
    x = 577,327,323.90/30,595.53
  6. Step 6: Final answer
    x = 18,869.66

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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.