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Finding the Fourth Proportional to 35,283.96, 48,692.07 and 19,368.54

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Solution

The fourth proportional to 35,283.96, 48,692.07 and 19,368.54 is: 26,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,283.96 : 48,692.07 = 19,368.54 : x
  2. Step 2: Convert to fraction form
    35,283.96/48,692.07 = 19,368.54/x
  3. Step 3: Cross multiply
    35,283.96x = 48,692.07 × 19,368.54
  4. Step 4: Simplify right side
    35,283.96x = 943,094,305.48
  5. Step 5: Solve for x
    x = 943,094,305.48/35,283.96
  6. Step 6: Final answer
    x = 26,728.70

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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.