Home / 30,824.10-46,235.21-11,115.45

Finding the Fourth Proportional to 30,824.10, 46,235.21 and 11,115.45

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Solution

The fourth proportional to 30,824.10, 46,235.21 and 11,115.45 is: 16,672.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,824.10 : 46,235.21 = 11,115.45 : x
  2. Step 2: Convert to fraction form
    30,824.10/46,235.21 = 11,115.45/x
  3. Step 3: Cross multiply
    30,824.10x = 46,235.21 × 11,115.45
  4. Step 4: Simplify right side
    30,824.10x = 513,925,109.42
  5. Step 5: Solve for x
    x = 513,925,109.42/30,824.10
  6. Step 6: Final answer
    x = 16,672.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.