Home / 42,680.49-64,028.97-16,383.18

Finding the Fourth Proportional to 42,680.49, 64,028.97 and 16,383.18

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Solution

The fourth proportional to 42,680.49, 64,028.97 and 16,383.18 is: 24,577.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,680.49 : 64,028.97 = 16,383.18 : x
  2. Step 2: Convert to fraction form
    42,680.49/64,028.97 = 16,383.18/x
  3. Step 3: Cross multiply
    42,680.49x = 64,028.97 × 16,383.18
  4. Step 4: Simplify right side
    42,680.49x = 1,048,998,140.72
  5. Step 5: Solve for x
    x = 1,048,998,140.72/42,680.49
  6. Step 6: Final answer
    x = 24,577.93

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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.