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Finding the Fourth Proportional to 35,005.96, 48,308.97 and 19,692.10

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Solution

The fourth proportional to 35,005.96, 48,308.97 and 19,692.10 is: 27,175.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,005.96 : 48,308.97 = 19,692.10 : x
  2. Step 2: Convert to fraction form
    35,005.96/48,308.97 = 19,692.10/x
  3. Step 3: Cross multiply
    35,005.96x = 48,308.97 × 19,692.10
  4. Step 4: Simplify right side
    35,005.96x = 951,305,068.14
  5. Step 5: Solve for x
    x = 951,305,068.14/35,005.96
  6. Step 6: Final answer
    x = 27,175.52

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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.