Home / 29,438.28-40,623.96-16,692.63

Finding the Fourth Proportional to 29,438.28, 40,623.96 and 16,692.63

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Solution

The fourth proportional to 29,438.28, 40,623.96 and 16,692.63 is: 23,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,438.28 : 40,623.96 = 16,692.63 : x
  2. Step 2: Convert to fraction form
    29,438.28/40,623.96 = 16,692.63/x
  3. Step 3: Cross multiply
    29,438.28x = 40,623.96 × 16,692.63
  4. Step 4: Simplify right side
    29,438.28x = 678,120,733.41
  5. Step 5: Solve for x
    x = 678,120,733.41/29,438.28
  6. Step 6: Final answer
    x = 23,035.34

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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.