Home / 30,770.73-42,464.49-17,341.24

Finding the Fourth Proportional to 30,770.73, 42,464.49 and 17,341.24

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Solution

The fourth proportional to 30,770.73, 42,464.49 and 17,341.24 is: 23,931.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,770.73 : 42,464.49 = 17,341.24 : x
  2. Step 2: Convert to fraction form
    30,770.73/42,464.49 = 17,341.24/x
  3. Step 3: Cross multiply
    30,770.73x = 42,464.49 × 17,341.24
  4. Step 4: Simplify right side
    30,770.73x = 736,386,912.57
  5. Step 5: Solve for x
    x = 736,386,912.57/30,770.73
  6. Step 6: Final answer
    x = 23,931.41

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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.