Home / 30,773.79-42,467.85-16,626.65

Finding the Fourth Proportional to 30,773.79, 42,467.85 and 16,626.65

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Solution

The fourth proportional to 30,773.79, 42,467.85 and 16,626.65 is: 22,944.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,773.79 : 42,467.85 = 16,626.65 : x
  2. Step 2: Convert to fraction form
    30,773.79/42,467.85 = 16,626.65/x
  3. Step 3: Cross multiply
    30,773.79x = 42,467.85 × 16,626.65
  4. Step 4: Simplify right side
    30,773.79x = 706,097,865.86
  5. Step 5: Solve for x
    x = 706,097,865.86/30,773.79
  6. Step 6: Final answer
    x = 22,944.78

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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.