Home / 19,692.17-29,542.10-6,368.48

Finding the Fourth Proportional to 19,692.17, 29,542.10 and 6,368.48

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Solution

The fourth proportional to 19,692.17, 29,542.10 and 6,368.48 is: 9,553.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,692.17 : 29,542.10 = 6,368.48 : x
  2. Step 2: Convert to fraction form
    19,692.17/29,542.10 = 6,368.48/x
  3. Step 3: Cross multiply
    19,692.17x = 29,542.10 × 6,368.48
  4. Step 4: Simplify right side
    19,692.17x = 188,138,129.28
  5. Step 5: Solve for x
    x = 188,138,129.28/19,692.17
  6. Step 6: Final answer
    x = 9,553.96

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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.