Home / 30,234.93-45,123.74-29,447.61

Finding the Fourth Proportional to 30,234.93, 45,123.74 and 29,447.61

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Solution

The fourth proportional to 30,234.93, 45,123.74 and 29,447.61 is: 43,948.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,234.93 : 45,123.74 = 29,447.61 : x
  2. Step 2: Convert to fraction form
    30,234.93/45,123.74 = 29,447.61/x
  3. Step 3: Cross multiply
    30,234.93x = 45,123.74 × 29,447.61
  4. Step 4: Simplify right side
    30,234.93x = 1,328,786,150.02
  5. Step 5: Solve for x
    x = 1,328,786,150.02/30,234.93
  6. Step 6: Final answer
    x = 43,948.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.