Home / 29,230.46-40,149.61-28,670.08

Finding the Fourth Proportional to 29,230.46, 40,149.61 and 28,670.08

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Solution

The fourth proportional to 29,230.46, 40,149.61 and 28,670.08 is: 39,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,230.46 : 40,149.61 = 28,670.08 : x
  2. Step 2: Convert to fraction form
    29,230.46/40,149.61 = 28,670.08/x
  3. Step 3: Cross multiply
    29,230.46x = 40,149.61 × 28,670.08
  4. Step 4: Simplify right side
    29,230.46x = 1,151,092,530.67
  5. Step 5: Solve for x
    x = 1,151,092,530.67/29,230.46
  6. Step 6: Final answer
    x = 39,379.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.