Home / 56,230.65-84,317.99-18,777.87

Finding the Fourth Proportional to 56,230.65, 84,317.99 and 18,777.87

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Solution

The fourth proportional to 56,230.65, 84,317.99 and 18,777.87 is: 28,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,230.65 : 84,317.99 = 18,777.87 : x
  2. Step 2: Convert to fraction form
    56,230.65/84,317.99 = 18,777.87/x
  3. Step 3: Cross multiply
    56,230.65x = 84,317.99 × 18,777.87
  4. Step 4: Simplify right side
    56,230.65x = 1,583,312,160.99
  5. Step 5: Solve for x
    x = 1,583,312,160.99/56,230.65
  6. Step 6: Final answer
    x = 28,157.46

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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.