Home / 30,553.64-42,183.06-23,465.96

Finding the Fourth Proportional to 30,553.64, 42,183.06 and 23,465.96

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Solution

The fourth proportional to 30,553.64, 42,183.06 and 23,465.96 is: 32,397.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,553.64 : 42,183.06 = 23,465.96 : x
  2. Step 2: Convert to fraction form
    30,553.64/42,183.06 = 23,465.96/x
  3. Step 3: Cross multiply
    30,553.64x = 42,183.06 × 23,465.96
  4. Step 4: Simplify right side
    30,553.64x = 989,865,998.64
  5. Step 5: Solve for x
    x = 989,865,998.64/30,553.64
  6. Step 6: Final answer
    x = 32,397.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.