Home / 39,770.38-59,655.57-16,396.21

Finding the Fourth Proportional to 39,770.38, 59,655.57 and 16,396.21

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Solution

The fourth proportional to 39,770.38, 59,655.57 and 16,396.21 is: 24,594.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,770.38 : 59,655.57 = 16,396.21 : x
  2. Step 2: Convert to fraction form
    39,770.38/59,655.57 = 16,396.21/x
  3. Step 3: Cross multiply
    39,770.38x = 59,655.57 × 16,396.21
  4. Step 4: Simplify right side
    39,770.38x = 978,125,253.39
  5. Step 5: Solve for x
    x = 978,125,253.39/39,770.38
  6. Step 6: Final answer
    x = 24,594.32

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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.