Home / 30,310.46-41,829.56-16,699.05

Finding the Fourth Proportional to 30,310.46, 41,829.56 and 16,699.05

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Solution

The fourth proportional to 30,310.46, 41,829.56 and 16,699.05 is: 23,045.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,310.46 : 41,829.56 = 16,699.05 : x
  2. Step 2: Convert to fraction form
    30,310.46/41,829.56 = 16,699.05/x
  3. Step 3: Cross multiply
    30,310.46x = 41,829.56 × 16,699.05
  4. Step 4: Simplify right side
    30,310.46x = 698,513,830.42
  5. Step 5: Solve for x
    x = 698,513,830.42/30,310.46
  6. Step 6: Final answer
    x = 23,045.31

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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.