Home / 56,450.94-84,646.14-18,998.58

Finding the Fourth Proportional to 56,450.94, 84,646.14 and 18,998.58

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Solution

The fourth proportional to 56,450.94, 84,646.14 and 18,998.58 is: 28,487.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,450.94 : 84,646.14 = 18,998.58 : x
  2. Step 2: Convert to fraction form
    56,450.94/84,646.14 = 18,998.58/x
  3. Step 3: Cross multiply
    56,450.94x = 84,646.14 × 18,998.58
  4. Step 4: Simplify right side
    56,450.94x = 1,608,156,462.48
  5. Step 5: Solve for x
    x = 1,608,156,462.48/56,450.94
  6. Step 6: Final answer
    x = 28,487.68

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1.5x scale

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.