Home / 30,941.46-42,699.33-16,794.32

Finding the Fourth Proportional to 30,941.46, 42,699.33 and 16,794.32

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Solution

The fourth proportional to 30,941.46, 42,699.33 and 16,794.32 is: 23,176.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,941.46 : 42,699.33 = 16,794.32 : x
  2. Step 2: Convert to fraction form
    30,941.46/42,699.33 = 16,794.32/x
  3. Step 3: Cross multiply
    30,941.46x = 42,699.33 × 16,794.32
  4. Step 4: Simplify right side
    30,941.46x = 717,105,998.31
  5. Step 5: Solve for x
    x = 717,105,998.31/30,941.46
  6. Step 6: Final answer
    x = 23,176.22

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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.