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Finding the Fourth Proportional to 35,692.70, 53,539.47 and 16,974.54

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Solution

The fourth proportional to 35,692.70, 53,539.47 and 16,974.54 is: 25,462.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,692.70 : 53,539.47 = 16,974.54 : x
  2. Step 2: Convert to fraction form
    35,692.70/53,539.47 = 16,974.54/x
  3. Step 3: Cross multiply
    35,692.70x = 53,539.47 × 16,974.54
  4. Step 4: Simplify right side
    35,692.70x = 908,807,875.09
  5. Step 5: Solve for x
    x = 908,807,875.09/35,692.70
  6. Step 6: Final answer
    x = 25,462.01

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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.