Home / 30,895.89-42,636.11-17,467.11

Finding the Fourth Proportional to 30,895.89, 42,636.11 and 17,467.11

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Solution

The fourth proportional to 30,895.89, 42,636.11 and 17,467.11 is: 24,104.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,895.89 : 42,636.11 = 17,467.11 : x
  2. Step 2: Convert to fraction form
    30,895.89/42,636.11 = 17,467.11/x
  3. Step 3: Cross multiply
    30,895.89x = 42,636.11 × 17,467.11
  4. Step 4: Simplify right side
    30,895.89x = 744,729,536.01
  5. Step 5: Solve for x
    x = 744,729,536.01/30,895.89
  6. Step 6: Final answer
    x = 24,104.49

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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.