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Finding the Fourth Proportional to 35,607.50, 49,135.56 and 19,692.08

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Solution

The fourth proportional to 35,607.50, 49,135.56 and 19,692.08 is: 27,173.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,607.50 : 49,135.56 = 19,692.08 : x
  2. Step 2: Convert to fraction form
    35,607.50/49,135.56 = 19,692.08/x
  3. Step 3: Cross multiply
    35,607.50x = 49,135.56 × 19,692.08
  4. Step 4: Simplify right side
    35,607.50x = 967,581,378.36
  5. Step 5: Solve for x
    x = 967,581,378.36/35,607.50
  6. Step 6: Final answer
    x = 27,173.53

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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.