Home / 30,692.02-42,348.62-17,942.74

Finding the Fourth Proportional to 30,692.02, 42,348.62 and 17,942.74

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Solution

The fourth proportional to 30,692.02, 42,348.62 and 17,942.74 is: 24,757.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,692.02 : 42,348.62 = 17,942.74 : x
  2. Step 2: Convert to fraction form
    30,692.02/42,348.62 = 17,942.74/x
  3. Step 3: Cross multiply
    30,692.02x = 42,348.62 × 17,942.74
  4. Step 4: Simplify right side
    30,692.02x = 759,850,066.28
  5. Step 5: Solve for x
    x = 759,850,066.28/30,692.02
  6. Step 6: Final answer
    x = 24,757.26

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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.