Home / 30,688.24-45,755.96-29,922.80

Finding the Fourth Proportional to 30,688.24, 45,755.96 and 29,922.80

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Solution

The fourth proportional to 30,688.24, 45,755.96 and 29,922.80 is: 44,614.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,688.24 : 45,755.96 = 29,922.80 : x
  2. Step 2: Convert to fraction form
    30,688.24/45,755.96 = 29,922.80/x
  3. Step 3: Cross multiply
    30,688.24x = 45,755.96 × 29,922.80
  4. Step 4: Simplify right side
    30,688.24x = 1,369,146,439.89
  5. Step 5: Solve for x
    x = 1,369,146,439.89/30,688.24
  6. Step 6: Final answer
    x = 44,614.69

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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.